Quiz about Interior and Exterior Angles of a Polygon

Question 1

Convex or Concave?

Accepted Answer

Concave

Answer

Convex

Question 2

360^o is the ____________________

Accepted Answer

sum of exterior angles of a polygon

Answer

sum of interior angles of a polygon

Question 3

Find x

Accepted Answer

112

Answer

540

Answer

242

Answer

142

Question 4

Find x

Accepted Answer

105

Answer

150

Answer

265

Answer

1080

Question 5

Find x

Accepted Answer

60

Answer

360

Answer

149

Answer

151

Question 6

Solve for x

Accepted Answer

100

Answer

84

Answer

118

Answer

360

Question 7

Solve for x

Accepted Answer

12

Answer

29

Answer

360

Answer

348

Question 8

What is the formula to find an interior angle of a regular polygon?

Accepted Answer

$$\frac{\left(n-2\right)\cdot180}{n}$$

Answer

$$\left(n-2\right)\cdot180$$

Answer

$$\left(n-2\right)$$

Answer

$$\frac{\left(n-2\right)}{n}$$

Question 9

The exterior angles always have a sum of

Accepted Answer

360

Answer

180

Question 10

What is the sum of the interior angles of a hexagon(6 sides)?

Accepted Answer

720

Answer

540

Answer

1080

Answer

900

Question 11

What is the sum of the interior angles of a nonagon(9 sides)?

Accepted Answer

1260

Answer

1080

Answer

1620

Answer

1440

Question 12

What is the sum of the interior angles of a 27-gon?

Accepted Answer

4500

Answer

4320

Answer

4680

Answer

4860

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