7.1 and 7.2 Review

Find the value of X.

• 100

• 120

• 125

• 130

Tags

Angles of Polygons

Find the missing angle.

• 75
• 85
• 100
• 45

Tags

CCSS.HSG.C.A.3

What is the formula for the sum of the interior?

• S=360
• S=(n-2)180
• n=360/ext. angle
• 1 int. angle + 1 ext. angle=180

What is the sum of exterior angles of a pentagon?

• 180
• 360
• 540
• 760

What is the name of a 7 sided polygon?

• hexagon
• heptagon
• octagon
• nonagon

Tags

CCSS.2.G.A.1

Find the angle SUM of the interior angles of the polygon.

• 720°

• 900°

• 1080°

• 1260°

The following polygon is a Regular Pentagon. Find the measure of EACH EXTERIOR angle of the polygon.

• 50°

• 55°

• 72°

• 355°

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°