Choose the letter of the correct answer.

1. Which is considered a four-sided polygon?

C. rhombus

A. octagon B. pentagon

D. triangle

2. Which of the following figures is a polygon? A. B. C.

3. In polygon ABCD, how many diagonals can be formed?

A. 0

B. 1

C. 2

D. 3

4. In triangle MAN, all sides are equal. fMA = 16cm , what is the measure of MN? A. 8

B. 16

C. 32

D. 64
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5. In a quadrilateral BEST, BE is congruent to ST. If BE = 5cm , what is the measure of ST?

A. 5

B. 10

C. 20

D. 25

6. What is the sum measures of exterior angle of any polygon?

A. 90⁰ B. 180°

C. 360°

D. 450⁰

7. Compute for the sum of interior angles of a convex decagon A. 1, 140 degrees B. 1, 440 degrees

C. 1, 800 degrees

D. 1840°

8. Which of the following polygon has 10 sides?

A. Decagon B. Undecagon

C. Dodecagon

D. Tridecagon

9. Given the figure below, find the value of n. it has a picture on tge most top of this question

A. 60°

120

B. 160°

C. 260 degrees

D. 360 degrees

10. A convex heptagon has exterior angles with measures 30 degrees , 33°, 45°, 54°, 67°, and 79⁰. What is the measure of an exterior angle at the seventh vertex? A. 48°

B. 49°

C. 51°

D. 52°

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