7th grade , 2nd Exam , 4th quarter



Indicate the answer choice that best completes the statement or answers the question.Find the missing measure in each triangle.1.?L = 37°, M = 33°, N = x°?a.?250?b.?70?c.?110?d.?180Find the sum of the measures of the interior angles of each polygon.2.?nonagon??a.?9°?b.?1980°?c.?1800°?d.?1260°Find the missing measure in each triangle.3.??a.?51?b.?61?c.?65?d.?119Find the measure of one interior angle in each regular polygon. Round to the nearest tenth if necessary.4.?dodecagon??a.?15°?b.?12°?c.?1800°?d.?150°Find the sum of the measures of the interior angles of each polygon.5.?11-gon??a.?1620°?b.?1980°?c.?2340°?d.?11°Find the sum of the interior angle measures of the polygon.6.?34-gon?a.?6,480?b.?6,120?c.?5,760?d.?5,400Write an equation you could use to find the length of the missing side of the right triangle. Then find the missing length. Round to the nearest tenth if necessary.7.??a.?18 + 15 = c; 23.4 cm?b.?15 + c = 18; 9.9 cm?c.?18 + 15 = c; 32 cm?d.?18 + 15 = c; 549 cm8.?a, 16 yd; b, 22 yd?a.?16 + 22 = c; 27.2 yd?b.?16 + 22 = c; 740 yd?c.?16 + c = 22; 15.1 yd?d.?16 + 22 = c; 38 yd9.?A leg of a right triangle is 30 meters long, and the hypotenuse is 35 meters long. What is the length of the other leg??a.?about 18.0 m?b.?30 m?c.?about 46.1 m?d.?325 m10.?TELEVISIONS The diagonal of a television measures 27 inches. If the width of a 27-inch is 22 inches, calculate its height to the nearest inch.?a.?5 in.?b.?16 in.?c.?34.8 in.?d.?245 in.ALGEBRA Find the value of x in the triangle.11.??a.?9?b.?12?c.?18?d.?2712.??a.?90?b.?60?c.?55?d.?45 ................
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