RD Sharma - Mathematics

Book: RD Sharma - Mathematics

Chapter: 21. Surface Area and Volume of a Sphere

Subject: Mathematics - Class 9th

Q. No. 2 of CCE - Formative Assessment

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2

Find the total surface area of a hemisphere of radius 10 cm.

Total surface area of a hemisphere = 3πr2


Total surface area of a hemisphere of radius 10 cm = 3 × π × 102 = 942 cm2


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