Geometry A Unit 3

Front

What is a mirror image of a figure called?

Back

Reflection

Front

If a figure is rotated 90 degrees clockwise, what are the new coordinates of point R if it was originally at (3, 3)?

Back

(3, -3)

Front

Which side length cannot form a triangle with side lengths of 2 and 6?

Back

4

Front

What is a correct congruence statement?

Back

C

Front

What is the term for sliding or moving a figure?

Back

Translation

Front

What is the term for turning a figure around a point?

Back

Rotation

Front

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

Back

180 degrees

Front

What is the Pythagorean theorem?

Back

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

Front

What is the definition of congruent figures?

Back

Figures that have the same shape and size.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width