12/11 Geometry Review

Front

What is the value of x if x + 25° = 80°?

Back

x = 55°

Front

If angle 3 is 35°, what is angle 4 if they are equal?

Back

Angle 4 = 35°

Front

How tall does a ladder need to be to reach a 25 foot tall house when placed 10 feet away?

Back

The ladder needs to be 27 feet tall.

Front

If 3x + y = 14 and y = 9, what property is used to solve for x?

Back

Substitution Property of Equality

Front

What does SSS stand for in triangle congruence?

Back

SSS stands for Side-Side-Side, a criterion for triangle congruence.

Front

What is the definition of congruent triangles?

Back

Congruent triangles are triangles that are identical in shape and size.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What does SAS stand for in triangle congruence?

Back

SAS stands for Side-Angle-Side, a criterion for triangle congruence.

Front

What is the definition of complementary angles?

Back

Complementary angles are two angles whose sum is 90°.

Front

What is the definition of supplementary angles?

Back

Supplementary angles are two angles whose sum is 180°.