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NAME:_____________________________________________ Score: ____________ Geometry Quiz: Polygons and Parallelograms (each question is worth 3 points) 1. Find the value of x. 2. What is the sum of the interior angles of a polygon with 18 sides? 3. Each interior angle of a regular polygon measures 157.5°. How many sides does it have? 4. A portion of a regular polygon is shown below. How many sides does it have? (Correct answer, 10 pts) 5. The measures of the exterior angles of a convex pentagon are 2x°, 4x°, 6x°, 8x°, and 10x°. What is the measure of the smallest exterior angle? For #’s 6-8, find the value of each variable in the parallelogram. 6. 7. 8. 9. In parallelogram ABCD, what is the measure of ∠C? 10. The measure of one interior angle of a parallelogram is 34.6 degrees more than the measure of another angle. Find the measure of each angle.