For numbers 11 and 12, please refer to figure 3.

11.A square is inscribed in a circle in figure 3.

What is the measurement of ∠X?

A. 30°

B. 60°

C. 90°

D. 120°

12.What is not true about figure 3?

A. Square A is inscribed in circle X.

B. Lines a and b are perpendicular lines.

C. The circumference of the circle is twice the area of the square.

D. The diameter of the circle is congruent to the diagonal of the square.

For numbers 13 to 14, please refer to figure 4.

13.The measurements of the angles of the pentagon

are given in figure 4. If the Exterior Angles Sum

Theorem states that the sum of the exterior

angles of a convex polygon is 360°, what is the

value of x?

A. 28

B. 45

C. 174

D. 188

14.How large is the largest angle in figure 4?

A. 45°

B. 57°

C. 95°

D. 104°

15.A regular hexagon is inscribed in a circle. What is the area of the circle if the

side length of the regular hexagon is 6 cm? (Answer is rounded off to the

nearest whole number.)

A. 103 cm2

B. 113 cm2

C. 104 cm2

D. 114 cm2​