FIRST TO ANSWER CORRECTLY GETS 45 POINTS
(Polygon Angle Sums MC)

Triangle ABC has the following angle measures:

m∠A = (x + 6)°, m∠B = (3x − 15)°, m∠C = (5x + 36)°

What is m∠C?

17°
23°
36°
121°
Question 2(Multiple Choice Worth 2 points)

(Polygon Angle Sums LC)

Find the sum of the interior angles for a hexagon.

540°
720°
900°
1,080°
Question 3(Multiple Choice Worth 2 points)

(Polygon Angle Sums MC)

Quadrilateral ABCD has the following angle measures:

m∠A = ?°, m∠B = 97°, m∠C = 47°, m∠D = 90°

What is m∠A?

306°
234°
126°
54°
Question 4(Multiple Choice Worth 2 points)

(Polygon Angle Sums MC)

A regular polygon is shown, with the measure of one of its angles labeled 7x − 21.

9 sided regular polygon with one angle labeled 7 times x minus 21

Determine the value of x.

x = 17
x = 23
x = 29
x = 140
Question 5(Multiple Choice Worth 2 points)

(Polygon Angle Sums LC)

A regular polygon is shown.

12 sided regular polygon

Determine the measure of one of its angles.

2,160°
1,800°
165°
150°
Question 6(Multiple Choice Worth 2 points)

(Polygon Angle Sums MC)

Determine the degree measure of one angle of a 20-sided regular polygon.

3,240°
3,600°
162°
180°
Question 7(Multiple Choice Worth 2 points)

(Polygon Angle Sums MC)

A 30-sided regular polygon has an angle measure represented as 6g°.

Determine the value of g.

g = 30
g = 28
g = 180
g = 168