Basic Properties of Lines and Angles

Angles that add up to 90° are called what?

• Supplementary

• Complementary

• Adjacent

• Vertical

Tags

CCSS.7.G.B.5

What do supplementary angles add up to?

• 45°

• 90°

• 180°

• 360°

Tags

CCSS.7.G.B.5

Vertical angles are always:

• Complementary

• Supplementary

• Equal

• Adjacent

Tags

CCSS.7.G.B.5

Angles on the same side inside parallel lines sum to:

• 180°

• 90°

• 360°

• 120°

What’s true about alternate interior angles?

• They add up to 180°

• They are always congruent

• They form a straight line

• They sum to 90°

Tags

CCSS.8.G.A.5

Vertical angles are formed when two lines:

• Run parallel to each other

• Cross at exactly 90°

• Never intersect

• Intersect

Tags

CCSS.7.G.B.5

If one angle in a linear pair measures 63°, what is the other angle?

• 27°

• 63°

• 117°

• 122°

Tags

CCSS.7.G.B.5

If a vertical angle = 3x + 6, what's the measure of the opposite angle?

• 180° – (4x+10)

• 90°

• 6x – 3

• 3x + 6

Tags

CCSS.7.G.B.5

What is the measure of an exterior angle of a regular hexagon?

• 60°

• 90°

• 120°

• 30°

An angle measures 28°. Its complement measures:

• 152°

• 28°

• 62°

• 27°

Tags

CCSS.7.G.B.5