8. The measures of
three of the interior angles
of a quadrilateral are 89. 110. and 46. Find the measure of the fourth interior
angle
9. How many sides are in a polygon if each interior angle is 165?
10. The sum of the measures of the interior angles of a convex polygon is 3240
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Answer:
8. The fourth interior angle is 115°
9. 24 sides
10. A polygon with 20 sides
Step-by-step explanation:
8. Measure of the fourth interior angle (x is angle and n is number of sides of the polygon)
9. Number of sides of the polygon
10. Polygon