Angle Relationships Flashcard Review

Front

What is a transversal?

Back

A line that passes through two or more lines.

Front

What are complementary angles?

Back

Angles that add up to 90° & form a right angle.

Front

Find the value of x: 10x - 23 = 137.

Back

x = 16.

Front

Find the value of x: 10x - 23 + 137 = 90.

Back

x = 19.

Front

Find the value of x: 10x - 23 + 137 = 180.

Back

x = 18.

Front

What are supplementary angles?

Back

Angles that add up to 180° & form a straight line.

Front

What is the sum of angles in a triangle?

Back

180°.

Front

What is the relationship between vertical angles?

Back

Vertical angles are congruent.

Front

What is the definition of adjacent angles?

Back

Angles that share a common side and vertex.

Front

Find the value of x: 2x + 5 = 19.

Back

x = 7.