Abhinav made a model for his school project in the shape of a cylinder of radius 7cm
and height 21 cm, with hemisphere surmounted on one end. He wants to cover the
entire model with decorative paper. What is the area, in centimeter square of paper that
is required to cover the model? (1)
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1
Answer:
easy
Step-by-step explanation:
find the SA of the both
then
LSA OF cylinder divide by 2
LSA (found above) subtracted by SA of hemisphere
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