23. Prove each of the following: (a) The base angles of an isosceles trapezoid are congruent. (Note that this property is not valid if the trapezoid is an oblique parallelogram.) (b) If the base angles of a trapezoid are congruent, it is isosceles. (c) The diagonals of an isosceles trapezoid are congruent. to rove the relation b/c = e/f using the other val- %3D

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A: Arrange given data in ascending order 1,6,9,14,15,20,22,26 here n=8=number of observation

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A: Consider the equation

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A: Given1.243=y15

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A:

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A: To solve the equation for y

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A: Solve for the x

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A: