In ΔABC, , , and are called ______________.
A. sides
B. interior angles
C. vertices
D. exterior angles

Which of the following sets could be the angles of a triangle?
A. 34°,47°,92°
B. 56°,29°,105°
C. 66°,77°,88°
D. 12°,133°,35°

What is the measure of each of the interior angles of an old two-peso Philippine coin?
A. 108°
B. 120°
C. 135°
D. 144°

In quadrilateral LOVE, ∠=3,∠=2+1,∠=+2,∠=4−13. What is the measure of ∠?
A. 37°
B. 38°
C. 39°
D. 40°

The sum of the measures of the interior angles of a regular polygon is 2880°. How many sides does a polygon have?
A. n = 20
B. n = 18
C. n = 16
D. n = 12