Convex and Concave Polygon

What type of polygon is this?

• concave

• convex

What type of polygon is this?

• concave

• convex

What type of polygon is this?

• concave

• convex

Find the value of X.

• 90° 

• 98° 

• 100° 

• 115° 

Find the value of x

• 141

• 150

• 135

• 163

Solve for x

• 45

• 12

• 90

• 2

What is the formula for the sum of exterior angles in a polygon?

• 180(n−2)

• 180(n−2)÷n

• 360

• 360/n

Find the value of X.

• 60

• 120

• 85

• 55

Find m∠B

• 63

• 69

• 79

• 80

Convex or Concave?

• Convex

• Concave