6.1 Review

Find the value of X.

• 100
• 120
• 125
• 130

Find the missing angle.

• 75
• 85
• 100
• 45

Tags

CCSS.HSG.C.A.3

What is the measure of ONE interior angle in a regular triangle (3 sides)?

• 15°
• 30°
• 60°
• 90°

What is the measure of ONE interior angle in a regular hexagon (6 sides)?

• 60°
• 80°
• 108°
• 120°

What is the sum of exterior angles of a pentagon?

• 180
• 360
• 540
• 760

What is the measure of each interior angle of a regular octagon?

• 135
• 180
• 145
• 190

The sum of the interior angles of a polygon is 1620°.  How many sides does the polygon have?

• 8
• 11
• 3
• 16

A polygon with six sides is called a(n) ______________.

• hexagon
• pentagon
• decagon
• septagon

Tags

CCSS.2.G.A.1

A polygon with 5 sides is called a(n) _____________.

• pentagon
• hexagon
• septagon
• quadrilateral

Tags

CCSS.2.G.A.1

The sum of the interior angles of a polygon is __________________ where n is the number of sides.

• (n - 2)180
• (n - 1)180
• 360
• (n - 3)(180)