Acute Obtuse Right Straight Angles

If two of the angles of a triangle are 30 and 70 degrees, the third angle measures...

• 80

• 100

• 60

• 90

Tags

CCSS.8.G.A.5

Tags

CCSS.8.G.A.5

An angle that measures less than 90°

• Acute

• Obtuse

• Right

• Straight

Tags

CCSS.4.G.A.1

This is what kind of angle?

• right

• acute

• obtuse

• straight

Tags

CCSS.4.G.A.1

Which type of angle is pictured?

• Acute

• Right

• Obtuse

• Straight

Tags

CCSS.4.G.A.1

If m∠1 = 30°, then m∠3 = 

• 30°

• 60°

• 150°

• undetermined

Tags

CCSS.7.G.B.5

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

Tags

CCSS.7.G.B.5

This is what kind of angle?

• obtuse

• right

• straight

• acute

Tags

CCSS.4.G.A.1

• Cannot be determined

Tags

CCSS.8.G.A.5