exam Maths Puzzle Numerical Ability

ABCD is a rectangle in which AB = 16cm, AC = 20cm and AE is the perpendicular from A to BD. Find the lengths of AD and AE.

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exam Other Question

4log2 x + log2 5 = log2 405 A lever 12 m long balances weights of 48 kg on one end and 24 kg on the other end. Find the lengths of the two arms of the lever?