Geometry Midterm Review

Front

What is the definition of a midpoint?

Back

A midpoint is a point that divides a line segment into two equal parts.

Front

If B is the midpoint of AC, and AC = 16, what is the length of AB?

Back

8

Front

What does the term 'bisect' mean in geometry?

Back

To cut something into two congruent pieces or in half.

Front

What is the definition of adjacent angles?

Back

Adjacent angles are two angles that share a common side and a common vertex.

Front

What is the Vertical Angle Theorem?

Back

Vertical angles are equal; when two lines intersect, the opposite angles are congruent.

Front

What is a rotation in geometry?

Back

A rotation is a transformation that turns a figure around a fixed point at a certain angle.

Front

What is the definition of congruent figures?

Back

Congruent figures are figures that have the same shape and size.

Front

What does CPCTC stand for in geometry proofs?

Back

CPCTC stands for 'Corresponding Parts of Congruent Triangles are Congruent.'

Front

What is the definition of a reflection in geometry?

Back

A reflection is a transformation that flips a figure over a line, creating a mirror image.

Front

What is the definition of a dilation in geometry?

Back

A dilation is a transformation that changes the size of a figure but not its shape.