In the adjoining figure ABCD Is an Isosceles trapezium. If angle a square is 60° DC = 20 cm and AD = 13 cm, find the length of AB if altitude from DC to AB is 12cm
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In the adjoining figure, ABCD is an isosceles trapezium. If ∠A=60
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,DC=20 cm and AD=15 cm, find the length of AB.
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