Angles

Find D

• ∠D=116°
• ∠D=64°
• ∠D=180°
• ∠D=26°

Find C 

• ∠C=116°
• ∠C=64°
• ∠C=180°
• ∠C=26°

Find L

• ∠L=51°
• ∠L=129°
• ∠L=180°
• ∠L=39°

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 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

Angles 1 and 3 are what angle pair?

• Complementary
• Supplementary
• Adjacent
• Vertical

Tags

CCSS.7.G.B.5

Which of these angles is NOT congruent to angle 5?

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

Solve for x.

• x = 7
• x = 6
• x = -12
• x = 9

Tags

CCSS.8.G.A.5

Find the value of the smaller angle.  

• 50º
• 43º
• 45º
• 138º

Angle 1 = 2x+9
Angle 2 = 3x-19
Find the measure of Angle 3.

• ¹⁰³
• ⁷⁷ 
• 43
• 137