Geometry Lesson 1.3-1.4

∠1 and ∠3 can best be described as - 

• complementary angles
• supplementary angles
• vertical angles
• adjacent angles

Tags

CCSS.7.G.B.5

What is an example of a pair of complementary angles?

• 13° and 45°
• 10° and 170°
• 81° and 9°
• 90° and 3°

Tags

CCSS.7.G.B.5

What is the value of the angle adjacent to 40^o?

• 60°

• 70°

• 50°

• 140

Tags

CCSS.7.G.B.5

Find the missing angle.

• 47
• 37
• 57
• 137

Tags

CCSS.7.G.B.5

What are vertical angles?

• Angles that add up to 180°

• Angles that add up to 90°

• Angles that share a vertex and a side and their noncommon side forms a line.

• Angles that are formed by intersecting lines and they share a vertex but not a side.

What are supplementary angles?

• Angles that add up to 180°
• Angles that add up to 90°
• Angles that are equal to each other
• Angles that are opposite of each other when lines intersect

Tags

CCSS.7.G.B.5

What are complementary angles?

• Angles that add up to 180°
• Angles that add up to 90°
• Angles that are equal to each other
• Angles that are opposite of each other when lines intersect.

Tags

CCSS.7.G.B.5

What is the measure of the missing angle?

• 39°
• 129°
• 119°
• 129°

Tags

CCSS.7.G.B.5

Which are pairs of vertical angles?

• ∠COB & ∠COA
• ∠AOD & ∠AOC
• ∠COB & ∠AOD
• ∠BOD & ∠AOD

Tags

CCSS.7.G.B.5

These angles are...

• Complementary

• Supplementary

• Linear pair

• Congruent