1 m high drum containing wheat has a circular base of diameter 1.4m and it's covered with lid.it's exterior has been painted with white paint and interior with black paint.calculate the area painted in white and black separately. (The base has not been painted from outside)
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hope it helps ....and all d best for exam
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area of lid +area of inner and outer surface of drum
will give u the answer
will give u the answer
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