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Illustration of a trigonometric grid with a domain from -2π to 2π and a range from -10 to 10. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -2π to 2π And Range -10 to 10

Illustration of a trigonometric grid with a domain from -2π to 2π and a range from -10 to 10.…

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -1 to 1. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -3π to 3π And Range -1 to 1

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -1 to 1. The…

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -2 to 2. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -3π to 3π And Range -2 to 2

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -2 to 2. The…

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -3 to 3. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -3π to 3π And Range -3 to 3

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -3 to 3. The…

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -4 to 4. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -3π to 3π And Range -4 to 4

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -4 to 4. The…

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -5 to 5. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -3π to 3π And Range -5 to 5

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -5 to 5. The…

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -6 to 6. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -3π to 3π And Range -6 to 6

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -6 to 6. The…

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -7 to 7. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -3π to 3π And Range -7 to 7

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -7 to 7. The…

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -8 to 8. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -3π to 3π And Range -8 to 8

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -8 to 8. The…

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -9 to 9. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -3π to 3π And Range -9 to 9

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -9 to 9. The…

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -10 to 10. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -3π to 3π And Range -10 to 10

Illustration of a trigonometric grid with a domain from -3π to 3π and a range from -10 to 10.…

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -2 to 2. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -4π to 4π And Range -2 to 2

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -2 to 2. The…

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -3 to 3. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -4π to 4π And Range -3 to 3

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -3 to 3. The…

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -4 to 4. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -4π to 4π And Range -4 to 4

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -4 to 4. The…

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -5 to 5. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -4π to 4π And Range -5 to 5

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -5 to 5. The…

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -6 to 6. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -4π to 4π And Range -6 to 6

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -6 to 6. The…

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -7 to 7. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -4π to 4π And Range -7 to 7

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -7 to 7. The…

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -8 to 8. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -4π to 4π And Range -8 to 8

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -8 to 8. The…

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -9 to 9. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -4π to 4π And Range -9 to 9

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -9 to 9. The…

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -10 to 10. The increments on the x-axis are marked in intervals of ¼π.

Trigonometry Grid With Domain -4π to 4π And Range -10 to 10

Illustration of a trigonometric grid with a domain from -4π to 4π and a range from -10 to 10.…

Two of the interlocking prisms or stylolites, showing the striated sides produced by friction during the process of interpenetration.

Stylolites

Two of the interlocking prisms or stylolites, showing the striated sides produced by friction during…

"Forum of Pompeii. A, principal entrance; B, a Corinthian temple; C, the public prison (carcer publicus); D is supposed to have been a horreum, or public granary; E, temple of Venus, the guardian goddess of the city; F, basilica; G, H, I, the curiae, or civil and commercial tribunals; K, a rectangular building which may have served the purpose of a shop for money-changers; L, a portico terminating in an apsis; M, temple of Mercury or Quirinus; N, a building with a large semicircular tribune, which probably constituted the residence of the priests called Augustales." -Whitney, 1911

Forum of Pompeii

"Forum of Pompeii. A, principal entrance; B, a Corinthian temple; C, the public prison (carcer publicus);…

Diagram used to prove the theorem: "The lateral area of a prism is equal to the product of a lateral edge by the perimeter of a right section."

Lateral Area of A Prism

Diagram used to prove the theorem: "The lateral area of a prism is equal to the product of a lateral…

Diagram used to prove the theorem: "Two prisms are equal when the three faces about a trihedral of one are equal respectively to the three faces about a trihedral of the other, and similarly arranged."

Two Equal Prisms

Diagram used to prove the theorem: "Two prisms are equal when the three faces about a trihedral of one…

Illustration of an oblique prism constructed by the combination of three truncated prisms.

Oblique Prism Truncated Into 3 Sections

Illustration of an oblique prism constructed by the combination of three truncated prisms.

Diagram used to prove the theorem: "The opposite faces of a parallelopiped are equal and parallel."

Equal and Parallel Opposite Faces of a Parallelopiped

Diagram used to prove the theorem: "The opposite faces of a parallelopiped are equal and parallel."

Diagram used to prove the theorem: "The plane passed through two diagonally opposite edges of a parallelopiped divides it into two equivalent triangular prisms."

Parallelopiped Divided Into Triangular Prisms

Diagram used to prove the theorem: "The plane passed through two diagonally opposite edges of a parallelopiped…

Diagram used to prove the theorem: "The rectangular parallelopipeds which have two dimensions in common are to each other as their third dimension."

Relationship Between 2 Parallelopipeds With Equal Altitudes

Diagram used to prove the theorem: "The rectangular parallelopipeds which have two dimensions in common…

Diagram used to prove the theorem: "The rectangular parallelopipeds are to each other as the product of their three dimensions."

Relationship Between Dimensions of Parallelopipeds

Diagram used to prove the theorem: "The rectangular parallelopipeds are to each other as the product…

Diagram used to prove the theorem: "The volume of a rectangular parallelopiped is equal to the product of its three dimensions."

Volume of Rectangular Parallelopiped

Diagram used to prove the theorem: "The volume of a rectangular parallelopiped is equal to the product…

Diagram used to prove the theorem: "The volume of a any parallelopiped is equal to the product of its base and its altitude."

Volume of Parallelopiped

Diagram used to prove the theorem: "The volume of a any parallelopiped is equal to the product of its…

Diagram used to prove the theorem: "The volume of a triangular prism is equal to the product of its base and its altitude."

Volume of Triangular Prism

Diagram used to prove the theorem: "The volume of a triangular prism is equal to the product of its…

Diagram used to prove the theorem: "The volume of a triangular pyramid is equal to one third of a triangular prism of the same base and altitude."

Volume of Triangular Pyramid

Diagram used to prove the theorem: "The volume of a triangular pyramid is equal to one third of a triangular…

Diagram used to prove the theorem: "The volume of a prismatoid is equal to the product of one-sixth the altitude into the sum of the two bases and four times the mid-section."

Volume of Prismatoid

Diagram used to prove the theorem: "The volume of a prismatoid is equal to the product of one-sixth…

"Argent, a lozenge, vert. The lozenge is formed by four equal and parallel lines but not rectangular, two of its opposite angles being acute, and two obtuse." -Hall, 1862

Lozenge Ordinary

"Argent, a lozenge, vert. The lozenge is formed by four equal and parallel lines but not rectangular,…

"Astragalinus psaltria. Arkansaw Goldfinch. Upper parts uniform olive-green, without any black; below yellow; crown black, this not extending below the eyes; wings black, most of the quills and the greater coverts white-tipped, and the primaries white at base; tail black, the outermost three pairs of feathers with a long rectangular white spot on the inner web." Elliot Coues, 1884

Arkansaw Goldfinch

"Astragalinus psaltria. Arkansaw Goldfinch. Upper parts uniform olive-green, without any black; below…

"Membranous labyrinth of Haliaetus albicilla (White-tailed Eagle), X2. a,b, cochlea; b, its saccular extremity (or lagena); c, vestibule; g, its utricle; d, anterior of superior vertical semicircular canal; e, external or horizontal semicircular canal; f, posterior of inferior vertical semicircular canal; h, membranous canal leading into aqueduct of the vestibule; k, vascular membrane covering the scala vestibuli; opposite this, at i, are seen the edges of the cartilaginous prisms in the fenestra rotunda; from the edges of these cartilages proceeds the delicate membrane closing the opening of the cochlea (not shown in the fi.)" Elliot Coues, 1884

The Inner Ear of an Eagle

"Membranous labyrinth of Haliaetus albicilla (White-tailed Eagle), X2. a,b, cochlea; b, its saccular…

"Membranous labyrinth of Haliaetus albicilla (White-tailed Eagle), X2. a,b, cochlea; b, its saccular extremity (or lagena); c, vestibule; g, its utricle; d, anterior of superior vertical semicircular canal; e, external or horizontal semicircular canal; f, posterior of inferior vertical semicircular canal; h, membranous canal leading into aqueduct of the vestibule; k, vascular membrane covering the scala vestibuli; opposite this, at i, are seen the edges of the cartilaginous prisms in the fenestra rotunda; from the edges of these cartilages proceeds the delicate membrane closing the opening of the cochlea (not shown in the fi.)" Elliot Coues, 1884

The Inner Ear of a White-tailed Eagle

"Membranous labyrinth of Haliaetus albicilla (White-tailed Eagle), X2. a,b, cochlea; b, its saccular…

"Section of the cochlea, X3. a, vestibular surface of external cartilaginous prism, extending into d, the lagena; c, section of the membranous zone; e, Huschke's process of the fenestra, which, with the margins of the cartilaginous prisms, affords attachment Treviranus; i, canals in posterior wall of the lagena, by which the nervous filaments enter its cavity." Elliot Coues, 1884

A Section of an Eagle's Cochlea

"Section of the cochlea, X3. a, vestibular surface of external cartilaginous prism, extending into d,…

"Let OA and OB be the asymptotes and P a point on the curve. Draw PC and PD. Mark any points on Pc; through these points draw ordinates parallel to OA and through the same points lines to O. At the intersection of these lines with PD draw abscissæ with the ordinates give points on the curve." —French, 1911

Drawing Rectangular Hyperbola

"Let OA and OB be the asymptotes and P a point on the curve. Draw PC and PD. Mark any points on Pc;…

An illustration of a hexagonal prism rolled out, or "stretched out" in the straight line AB.

Development of Hexagonal Prism

An illustration of a hexagonal prism rolled out, or "stretched out" in the straight line AB.

The illustration of a rectangular pyramid unfolded by creating edges equal length to the base and meeting at point E.

Development of Rectangular Pyramid

The illustration of a rectangular pyramid unfolded by creating edges equal length to the base and meeting…

An illustration to draw triangle prism's development, or stretched out surfaces, in a 4" by 5" surface.

Triangle Prism Exercise

An illustration to draw triangle prism's development, or stretched out surfaces, in a 4" by 5" surface.

An exercise developed to draw a rolled out or development of the pentagon prism in a 4" by 5" surface.

Pentagon Development Prism Exercise

An exercise developed to draw a rolled out or development of the pentagon prism in a 4" by 5" surface.

An exercise in drawing a pentagonal prism development or rolled out image in a 4" by 5" area.

Pentagonal Prism Development Exercise

An exercise in drawing a pentagonal prism development or rolled out image in a 4" by 5" area.

An illustration to exercise a stretched out, or development, image of the triangular prism using 4" by 5 " surface.

Triangular Prism Development Exercise

An illustration to exercise a stretched out, or development, image of the triangular prism using 4"…

An exercise problem in creating a development or rolled out surface of a cylinder in a 4" by 5" drawing area.

Development Exercise of Cylinder

An exercise problem in creating a development or rolled out surface of a cylinder in a 4" by 5" drawing…

The exercise problem of creating a three piece elbow development or rolled out image of the cylinder using projections or with dividers.

Development Exercise of Cylinder using Three Piece Elbow

The exercise problem of creating a three piece elbow development or rolled out image of the cylinder…

Problem exercise in drawing a development or a stretchout image of the octagonal roof and finding the true shape of hip rafter by using projections or dividers.

Development Exercise of Octagonal Roof and True Shape of Rafter

Problem exercise in drawing a development or a stretchout image of the octagonal roof and finding the…

A development or rolled out image exercise problem of the dome and finding the true shape of the hip, or edge, of the dome by using projections or with dividers.

Development Exercise of Dome and True Shape of Hip

A development or rolled out image exercise problem of the dome and finding the true shape of the hip,…

Exercise problem to develop, or rolled out, image of the triangular pyramid by creating an equal length of the edges of each triangle.

Development Exercise of Triangular Pyramid

Exercise problem to develop, or rolled out, image of the triangular pyramid by creating an equal length…

A pentagonal pyramid problem exercise to complete the top view of the image, and development, or rolled out image, of the pyramid.

Development Exercise of Pentagonal Pyramid

A pentagonal pyramid problem exercise to complete the top view of the image, and development, or rolled…

A problem exercise creating a stretched out or developed image of the octagonal light shade by using the hexagonal pyramid development method.

Development Exercise of Octagonal Light Shade

A problem exercise creating a stretched out or developed image of the octagonal light shade by using…

A sample exercise problem in completing the top part of the hexagonal pyramid and to create a development, or stretched out, of the image by creating edges at equal lengths, and revolving the sides.

Development Exercise of Hexagonal Pyramid

A sample exercise problem in completing the top part of the hexagonal pyramid and to create a development,…

Development and top completion exercise problem of the cone by dividing the base into equal parts and creating an arc to revolve the sides of the plane.

Development Exercise of Cone

Development and top completion exercise problem of the cone by dividing the base into equal parts and…

An exercise problem to complete the top and develop, stretched out, image of the flange and hood cones by using series of cone development.

Development Exercise of Flange and Hood Cones

An exercise problem to complete the top and develop, stretched out, image of the flange and hood cones…

The problem exercise in completing the top view and creating the development, or rolled out, image of the pentagonal pyramid.

Development Exercise of Pentagonal Pyramid

The problem exercise in completing the top view and creating the development, or rolled out, image of…

A sample exercise problem to complete the top part and create a stretched out image of the oblique hexagonal pyramid. The stretched out image is created by drawing an arc with the perimeter of the base stepped off to create an intersection point.

Development Exercise of Oblique Hexagonal Pyramid

A sample exercise problem to complete the top part and create a stretched out image of the oblique hexagonal…

This specification discloses a land leveler comprising a massive rectangular frame including reinforced side bars and three crossbars that engage the ground surface for leveling purposes.

Land Leveler

This specification discloses a land leveler comprising a massive rectangular frame including reinforced…

This chest is one of the oldest forms of furniture. It is a rectangular structure with four walls and a lifted lid, for item storage.

Rectangular Trunk Trimming

This chest is one of the oldest forms of furniture. It is a rectangular structure with four walls and…