Triangle Sum Quiz

The triangle sum theorem states that the sum of the interior angles of all triangles equals ________.

• $100\degree$

• $180\degree$

• $90\degree$

• $360\degree$

What is the value of the < A?

• $151\degree$

• $68\degree$

• $80\degree$

• $78\degree$

If two angles in a triangle are  $45\degree$  and  $\ 75\degree$ , what is the measure of the third angle?

•  $75\degree$  

•  $90\degree$  

•  $60\degree$  

•  $70\degree$  

Tags

CCSS.8.G.A.5

Find the measure of the missing angle.

• $47\degree$

• $57\degree$

• $53\degree$

• $133\degree$

Solve for x.

• -12
• -8
• -10
• -5

Tags

CCSS.8.G.A.5

What is the measure of

 $\angle$  CBA

• 30

• 25

• 55

• 70

Find the measure of <B.

• $88\degree$

• $30\degree$

• $110\degree$

• $85\degree$

What is the value of x?

• 38

• 57

• 76

• 85

Tags

CCSS.8.G.A.5

Find the missing angle.

• 29°

• 39°

• 49°

• 59°

Find the measure of the missing angle.

• 8^o
• 58^o
• 122^o
• 64^o

Tags

CCSS.8.G.A.5