Ch.8 Polygon Test review

If the sum of the interior angles of a polygon equals 900°, how many sides does the polygon have? 

• 7
• 9
• 10
• 12

What is a polygon called if the sum of its interior angles equals 1440° ?

• Octogon
• Nonagon
• Decagon
• Dodecagon

What is the value of x?

• 26.25
• 38.75
• 24
• 25.125

Find the value of x

• 141
• 150
• 135
• 163

Find the measureof the sum of the exterior angles in a hexagon

• 360
• 180
• 720
• 540

What is the sum of the exterior angles of a decagon

• 1440
• 360
• 540
• 720

Find the value of X

• 94
• 25
• 36
• 180

Find the area of the regular polygon

• 172.0 in.²

• 170.0 in.²

• 17.2 in²

• 50 in.²

Tags

CCSS.6.G.A.1

Find the area of this regular polygon

• 81.8 m²

• 204.4 m²

• 408.8 m²

• 40.8 m²

Tags

CCSS.6.G.A.1

Find the area of the regular polygon.

• 122 ft²

• 27.7 ft²

• 124.7 ft²

• 363.2 ft²

Tags

CCSS.6.G.A.1