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ABCD is an isosceles trapezoid with A(10, - 1), B(8, 3), and C(- 1, 3). Find the coordinates of D. 34. For isosceles trapezoid MNOP, find m ∠ MNP. 35. The length of one base of a trapezoid is 19 inches and the length of the median is 16 inches. Find the length of the other base. 36. EF is the median of isosceles trapezoid ABCD.

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. The base angles of an isosceles trapezoid are congruent. Problem 1. If you know that angle BAD is 44°, what is the measure of ∠ A D C ? Show Answer. Angle ∠ A D C = 44 ° since base angles are congruent.

35. Find x and y 36. Isosceles trapezoids are like isosceles triangles in that if the measures of the legs of a triangle are equal, the measures of the angles opposite those legs (base angles) are also equal.

For isosceles trapezoid mnop find m∠mnp _

Diagonals of an isosceles trapezoid are congruent Problem 1. In an isosceles trapezoid the two diagonals are congruent. Problem 2. Ch 8 Test Review Answer each question about the given polygon 1. Find the sum of the measures of the interior angles of a convex 50-gon 2. Find the sum of the measures of the For isosceles trapezoid find m Z A/f/VP.

A. 69 B. 51 C. 27 D. 9 Given: m A= 78°, Find C. 8. Given: AC = 17.5, AE = 9.6, find BE and BD. E 9.
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The median of a trapezoid joins the midpoints of the legs.

D There are four right angles.

A Each pair of opposite sides is congruent.
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44. 64. 80. 116.


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Problem 2. m\angle D. m∠D.

4 c + 3 = 6c − 5 8 = 2c 4 = c Step 2 Find the lengths of the diagonals. 4 c + 3 = 4(4) + 3 = 19 6 c − 5 = 6(4) − 5 = 19 Each cross support measures 19 ft in length. Try It! 4.

Given an isosceles trapezoid with height 8 m and bases 13 m and 25 m. Find the perimeter, in meters.