Angle Relationships

• 100°
• 80°
• 90°
• 180°

• 100°
• 80°
• 90°
• 180°

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.

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

What is the supplement angle to 42°?

• 48°
• 138°
• 100°
• Not possible

What is the complement angle to 12°?

• 78°
• 68°
• 168°
• 90°

2x and 10x are two angles that are supplementary. What do the angles measure? (Hint: 2x + 10x = 180)

• 30°,150°
• 5°,10°
• 15°, 75°
• 90°, 180°

Find the value of x.

• 14
• 60
• 35
• 180

• 2x-6=7x+4
• 2x-6+7x+4=90
• 2x-6+7x+4=180
• 2x-6+7x+4=360

Tags

CCSS.7.G.B.5

Which of these angles is NOT congruent to angle 5?

• Angle 6
• Angle 8
• Angle 1
• Angle 4