1.9 Angles in Polygons - Mini Quiz

What is the sum of the exterior angles in a 15-gon?

• 2,340^o
• 180^o
• 360^o
• 2,700^o

The sum of the interior angles in a polygon is 3,240^o.  How many sides are in the polygon?

• 10
• 582,840
• 18
• 20

Tags

CCSS.7.EE.B.4

CCSS.7.G.B.6

Find the measure of one exterior angle in a regular octagon.

• 45^o
• 135^o
• 180^o
• 1,080^o

If an interior angle in a regular polygon is 120^o, how many sides does the polygon have?

• 3 sides
• 4 sides
• 6 sides
• 12 sides

The interior angles in a triangle have a ratio of 2:5:8.  What is the measure of the largest angle?

• 180^o
• 30^o
• 96^o
• 15^o

Three of the angles in a quadrilateral have a sum of 252^o.  What is the measure of the fourth angle?

• 108^o
• 360^o
• 72^o
• 56^o

Tags

CCSS.HSG.C.A.3

What type of regular polygon has an exterior angle measure of 45^o?

• Heptagon
• Octagon
• Decagon
• 20-gon

An exterior angle in a regular polygon has a measure of 18^o.  What is the sum of the interior angles in this polygon?

• 180^o
• 3,240^o
• 1,440^o
• 360^o