Measuring Sum of Interior Angles in a Polygon

Solve for x. 

• 100

• 120

• 125

• 130

Tags

CCSS.3.MD.D.8

Find the measure of angle E.

• 9

• 97°

• 48°

• 79°

What is the formula for finding ONE interior angle of a polygon?

• S= (n-2)180

• S= (n-180)2

• S= (n-2)180/n

• S= (n - 180)2/n

Which formula is used to find the sum of the interior angles of a polygon?

• 180^o

• 360^o

• (n-2) x 180^o

• [n(n-3)]/2

What is the sum of the interior angle in a nonagon?

• 1440°

• 900°

• 1080°

• 1260°

6.Find the value of X

• 94

• 25

• 36

• 180

7.Solve for x.

• 90

• 144

• 124

• 170

8.Find the value of x

• 313

• 131

• 331

• 133

The measure of each interior angle of a regular polygon is 108°. Find the number of sides of the polygon.

• 6

• 7

• 4

• 5

Find the value of x, y and z

• x=115, y=92, z=126

• x=92,y= 115, z=126

• x=126, y=92, z=115

• x=115, y=126, z=92

Tags

CCSS.7.G.B.5