Angle Relations

Define Obtuse

• Less than 90
• Exactly 90
• Greater than 90 and less than 180
• Exactly 180

Tags

CCSS.HSG.CO.A.1

Define Acute

• Less than 90
• Exactly 90
• Greater than 90 and less than 180
• Exactly 180

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.CO.A.1

CCSS.HSG.SRT.C.6

Define Straight / Straight Edge Angle

• Less than 90

• Exactly 90

• Greater than 90 and less than 180

• Exactly 180

Right, acute, or obtuse?

• Acute
• Right
• Obtuse

Tags

CCSS.HSG.CO.A.1

_{What is the measure of the following angle?}

• 102 degrees.

• 11 degrees.

• 190 degrees.

• 58 degrees.

Define Right Angle

• Less than 90
• Exactly 90
• Greater than 90 and less than 180
• Exactly 180

Tags

CCSS.HSG.CO.A.1

Right, acute, or obtuse?

• Right
• Acute
• Obtuse

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.9

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

If ∠K and ∠S are complementary, and the measure of ∠K is 58°, what is the measure of ∠S?

• 122
• 22
• 110
• 32