Angle Measures of Polygons

Question 1

The sum of all but one interior angle of a heptagon is 776°. What is the measure of the final interior angle?

Revolt · Accepted Answer

124º

Question 2

Which statements are true about the regular polygon? Select three options.

Question 3

Three interior angles of a quadrilateral measure 55°, 117°, and 120°. What is the measure of the fourth interior angle?

Revolt · Accepted Answer

68°

Question 4

A polygon with 7 sides is shown. An angle goes inside of the shape.

Revolt · Accepted Answer

concave heptagon

Question 5

A polygon with 5 sides is shown with its exterior angles. The exterior angles are 62 degrees, 66 degrees, 77 degrees, 59 degrees, and (12 x) degrees.

Revolt · Accepted Answer

8

Question 6

A polygon with 6 sides is shown. No angles go inside of the shape.

Revolt · Accepted Answer

convex hexagon

Question 7

Each exterior angle of a regular decagon has a measure of (3x + 6)°. What is the value of x?

Revolt · Accepted Answer

x = 10

Question 8

What is the sum of the measures of the interior angles of a 12-gon?

Revolt · Accepted Answer

1800°

Question 9

Which polygon has an interior angle sum of 900°?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/evresources/8101/8101-10/8101-10-03/8101-10-03-assessment/8101-10-03-13-image4.png

Question 10

A polygon with 4 sides is shown with its exterior angles. The exterior angles are 140 degrees, 34 degrees, 56 degrees, and x degrees.

Angle Measures of Polygons Answers