Find the curved and total surface area of cylinder with (i) radius of base = 2.7 cm and height = 10.5 cm (2) radius of base = 4.2 CM and height = 12 cm
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Step-by-step explanation:
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
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