Angles

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Definition and properties of equiangular triangles

Definition and properties of the diameter of a circle

Formula and description of the volume of a cube.

Definiton and equation for a vertical line in coordinate geometry

Definition of a line segment when the defining points are on the coordinate plane

Area and perimeter of a rectangle (coordinate geometry)

Definiton and properties of a rectangle (coordinate geometry)

An animated demonstration showing how to use a protractor to measure an angle

How to draw an isosceles triangle given the base and altitude with compass and straightedge

How to draw an isosceles triangle with compass and straightedge

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