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posted by deanna on Wednesday, November 9, 2011 at 12:56pm.

A parallelogram ABCD has lengths of sides and angles given below. Find the length of the diagonals AC and BD. (Round your answers to two decimal places.) AB = DC = 6 and AD = BC = 5, angleA = 40°

See 4-13-11, 12:32am post for solution.

c squared= a squared + b squared c squared= 5 squared + 6 squared c squared= 25 + 36 c = square root of 61 c = 7.81

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