the diameter of the base of a right circular cylinder is 42 cm and the height is 10 cm find its curved surface area
Answers
Answered by
31
CSA of cylinder=2πrh
=2*22/7*21*10
=2*22*3*10
=44*30
=1320cm²
=2*22/7*21*10
=2*22*3*10
=44*30
=1320cm²
Answered by
17
Answer:
1320 cm²
Step-by-step explanation:
Diameter of the base = 42 cm
Height of the cylinder = 10 cm
Curved Surface Area of Cylinder = 2×π×Radius×Height
or π × Diameter × Height [ ∵ 2×Radius = Diameter]
= (22/7) × (42) × 10
= 1320 cm²
Hence, Curved Surface Area of given cylinder is 1320 cm²
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