Illustrative Math Geometry-Skills Review

Front

What is the measure of angle P if angle Q is 70 degrees?

Back

Angle P measures 40 degrees.

Front

How do you know that segment AB is congruent to segment DC in rectangle ABCD?

Back

Corresponding parts of congruent figures are congruent.

Front

If triangles ACD and BCD are isosceles, and angle BAC is 18 degrees while angle BDC is 48 degrees, what is the measure of angle ABD?

Back

Angle ABD measures 138 degrees.

Front

What is a rigid motion in geometry?

Back

A transformation that preserves distance and angle measures.

Front

What are the properties of a rectangle?

Back

A rectangle has two pairs of parallel sides and all angles are right angles.

Front

What does it mean for two angles to be complementary?

Back

Two angles are complementary if their measures add up to 90 degrees.

Front

What is the definition of congruent figures?

Back

Figures that have the same shape and size.

Front

What is the sum of the interior angles of a triangle?

Back

The sum of the interior angles of a triangle is 180 degrees.

Front

What is the definition of an isosceles triangle?

Back

A triangle with at least two sides of equal length.

Front

What is the difference between rotation and reflection in geometry?

Back

Rotation turns a figure around a point, while reflection flips it over a line.