The radius and height of a right circular cylinder is 10 1/2and 12cm respectively. Find its curve surface area.
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Answer:
Radius of cylinder (r)=7cm
Height of cylinder (h)=15cm
Curved Surface Area =2πrh
=2×(22/7)×7×15
=660cm
2
Total Surface Area =2πr(h+r)
=2×(22/7)×7(15+7)
=2×22×22
=968cm
2
Step-by-step explanation:
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