Unit 6 Test Review

How many sides does a pentagon have?

• 5

• 6

• 7

• 8

How many sides does an octagon have?

• 5

• 6

• 7

• 8

How many sides does a heptagon have?

• 5

• 6

• 7

• 8

How many sides does a nonagon have?

• 9

• 6

• 7

• 10

How many sides does a hexagon have?

• 9

• 6

• 7

• 10

How many sides does a decagon have?

• 9

• 6

• 7

• 10

An isosceles triangle has...

• 3 congruent sides

• No congruent sides

• 2 congruent sides

• 3 congruent angles

What is the formula for the sum of interior angles of a regular polygon?

• 180(n-2)

• 180(n-2)/n

• 360

• 360/n

What is the sum of the exterior angles of a 20-gon?

• 180
• 360
• 3240
• 162

Calculate the sum of the interior angle measures of a polygon with 25 sides.

• 360 degrees
• 4500 degrees
• 335 degrees
• 4140 degrees

Tags

CCSS.7.G.B.6