7.1a HW interior and exterior angles of polygons

What is the sum of exterior angles of a pentagon?

• 180
• 360
• 540
• 760

Find the value of y.

• 125
• 135
• 140
• 110

Tags

CCSS.7.G.B.5

What is the formula to find the sum of the interior angles of any polygon?

• ^{(n - 2)360}

• 180n

• (n-2)180

• ((n-2)180)/n

• 360/n

How do the interior and exterior angles of a polygon relate?

• They are complementary

• They are congruent

• They are supplementary

• They have no relationship

• The relationship depends on what polygon is being used

What is the sum of the interior angles of the nonagon shown?

• 720° 
• 900° 
• 1080° 
• 1260° 

What is the SUM of the angle measures in a DECAGON (10 sides)?

• 1440°

• 900°

• 1080°

• 1260°

Find the value of x

• 141
• 150
• 135
• 163

Find the value of X.

• 100° 
• 110° 
• 150° 
• 168° 

Solve for a.

• 90°

• 180°

• 270°

• 80°

Tags

CCSS.7.EE.B.4

CCSS.7.G.B.5

Solve for the missing variable.

• 255°

• 90°

• 60°

• 105°

Tags

CCSS.7.G.B.5