7.1 Parallel Lines and Angles

Front

Two angles added together to produce 90 degrees

Back

Complementary

Front

Find the missing angle.

Back

50

Front

What type of angle is this? Options: acute, obtuse, right

Back

obtuse

Front

∠1 and ∠3 can best be described as - (opposite angles formed by intersecting lines.)

Back

vertical angles

Front

What is the measure of the missing angle? Options: 76, 66, 156, 154

Back

156

Front

What type of angles are these?

Adjacent Angles

,

Linear Pair

,

Complementary Angles

,

Supplementary Angles

,

Vertical Angles

Back

Adjacent Angles

Front

Supplementary angles always add up to

Back

180

Front

Back

Front

What does the image show? Options: a line, a line segment, a ray, a point

Back

a line segment

Front

Find the missing angle. Find x. Options: 20^o, 70^o, 160^o, 180^o

Back

20^o