 ### 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,… ### Cube with Additions 1

A cube (A) has sides of 20 inches in length each, making its solid contents equal 8000 cubic inches.… ### Cube with Additions 2

In order to fill in the spaces from the three 2000 cubic inch additions, four new additions must be… ### Cube with Additions 3

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

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…