Find the area of an isosceles right tringle if one of the right side is 20 cm long.( Hint. In the isos. tringle, base altitude 20 cm)
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Altitudes =20cm
Base=20cm
So,Area=1/2×b×h
=1/2×20×20
=200cm^2
Base=20cm
So,Area=1/2×b×h
=1/2×20×20
=200cm^2
ansh152480:
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