 ### Area of Odd Shapes

Illustration of odd shape with squares drawn to demonstrate area. ### Area of Circles and Rings

Illustration of circles used to find area between two circles (ring). ### Composite Figure

Drawing of composite figure with dimensions labeled. ### Composite Figure

Drawing of composite figure with dimensions labeled. ### Composite Figure

Drawing of composite figure with dimensions labeled. ### Floor Plan For Finding Area

Floor plan of room with dimensions labeled. ### Floor Plan of Barn for Finding Area

Floor plan of barn with dimensions labeled. Drawing can be used for area problems. ### Cross Section of Beam

Cross section of steel beam that can be used to find area of composite figures. ### Circle With 10 inch Diameter and Steel Square

Illustration of circle with 10 inch diameter and square. ### Circle With 6 inch Diameter

Illustration of circle with 6 inch diameter. ### Circle With 8 inch Diameter

Illustration of circle with 8 inch diameter. ### Area of a Circle by parts

Illustration of circle with parts drawn to show area. ### Area of Circle

Illustration of a circle with squares drawn to demonstrate area. ### Circle With a Chord of 2 ft. and a Radius of 3 ft.

Circle with chord AB=2 ft. and radius OA = 3 ft.. Triangle AOC is a right triangle. Angle AOC=half angle… ### Circles With Radius 4000 and Enclosed Triangle

Illustration of circle with radius of 4000, and triangle with 45 degree angle enclosed. ### Circle With Sector and Segment labeled

Illustration of circle with sector and segment used to find area. ### Circle With Sector and Segment labeled

Illustration of partial circle with sector and segment used to find area. ### Circle With Diameter and Segment labeled

Illustration of circle with diameter and segment used to find area. ### Concentric Circles (Ring) Area

Illustration of concentric circles used to find area between two circles (ring). ### Circles Enclosed in Equilateral Triangle

Illustration of three circles enclosed in an equilateral triangle. ### Circles Inside of a Square

Illustration of large circle and square with 4 smaller circles inside. ### Circular Pipes in Box

Illustration of box filled with pipes. ### Composite Figure

Illustration of a figure made up of 4 smaller figures (triangles). ### Cord of Wood

"A cord of wood is a solidly built pile of 8 feet long, 4 feet wide and 4 feet high. 1. How many cords,… A cube (A) has sides of 20 inches in length each, making its solid contents equal 8000 cubic inches.… In order to fill in the spaces from the three 2000 cubic inch additions, four new additions must be… This is the final form of the original 20x20x20 inch or 8000 cubic inch cube with the addition of 7625… ### Area of Ellipse

Illustration of a ellipse with squares drawn to demonstrate area. ### Area of an Ellipse

Illustration of half of an ellipse used to show that the area of an ellipse is equal to pi times a times… ### Hyperbola Tangent Triangles

All triangles formed by a tangent and the asymptotes of an hyperbola are equal in area. ### Area Of Irregular Figures

Illustration of an irregular figure. To find area, divide round curved portions in small steps with… ### Land Leveler

This specification discloses a land leveler comprising a massive rectangular frame including reinforced… ### Tangents and Chords of a Parabola

Illustration showing that the area of a parabolic segment made by a chord is two thirds the area of… ### Area of a Parallelogram

Illustration of parallelogram AEFC drawn two different ways with base b and altitude/height a used to… ### Parallelogram With Dimensions

Parallelogram with dimensions labeled. Parallelogram can be used to calculate area. ### Parallelogram With Dimensions

Parallelogram with dimensions labeled. Parallelogram can be used to calculate area. ### Parallelogram and Rectangle Relationship

Parallelogram with dimensions drawn to show relationship to the area of a rectangle. ### Pascal's Law and Water Pressure

"...let the area of the piston a be 1 square inch; of b, 40 square inches. According to Pascal's law,… ### Pentagon With Triangular Sections For Area

Pentagon with dimensions labeled. Pentagon can be used to calculate area by calculating individual triangles… ### Blueprint of Pier

Blueprint of Pier/floor plan of Pier with dimensions labeled. Illustration can be used for finding are… ### Cross Section of Concrete Pier for Railway bridge

An illustration of a cross section of a concrete pier for a railway bridge with dimensions labeled.… ### Cross Section of Pipe

Cross section of pipe, 2 concentric circles ### Area of a Rectangle

Rectangle divided into squares to demonstrate area. ### Rectangle With Area Squares

Rectangle with squares to show area. ### Rectangle With Dimensions

Rectangle with dimensions labeled. Rectangle can be used to calculate area. ### Rectangle with Lengths a and b with Area ab

An illustration of a rectangle with lengths a and b and area ab. ### Rectangle with Lengths a, b, and c with Areas ac and bc

An illustration of composite rectangle with lengths a, b, and c with area ac + bc. This illustration… ### Ring Made of Circles With Diameters 3a-7 and 6a+9

An illustration of a ring (circle within circle), with diameters of 3a-7 and 6a+9. Illustration could… ### Ring Made of Concentric Circles

Illustration of ring (small circle in larger concentric circle). ### Ring With Piece Cut Out

Illustration of ring (small circle in larger concentric circle) with piece cut out. ### Ring Sprung Into Place

Illustration of ring (small circle in larger concentric circle) sprung into place. Cross section of road that can be used to find area of composite figures. ### Roof Truss With Dimensions

Scissors roof truss with dimensions labeled. ### Roof Truss With Dimensions

Roof truss/floor plan of roof with dimensions labeled. ### Gambrel Roof Truss With Dimensions

Gambrel roof truss/floor plan of roof with dimensions labeled. ### Sphere With 8-inch Diameter Cut by Planes

An 8-inch sphere cut by parallel planes, one 2 inches from center and the other 6 inches from center.… ### Area of Spherical Triangle

Diagram used to prove the theorem: "The area of a spherical triangle, expressed in spherical degrees,… ### Comparison Of Units Of Square Measure

Illustration comparing the fundamental units of measure 1 square yard and 1 square meter. ### Hollow Square with Dimensions of 2s+6 and s-2

An illustration of a hollow square (square within square) with outer square having a side of 2s+6 and… ### Area of a Trapezoid

Illustration of a trapezoid with altitude a and bases b and b' used to demonstrate that the area is…