Question

Curved Surface area of a solid hemispherical
wooden block is 122 cm find its Total Surface



​

Answer 1

Answer:

183  cm²

Step-by-step explanation:

CSA of Hemisphere = 2πr²

122 = 2 x 3.14 x r²

122 ÷ 6.28 = r²

19.4267515924 = r²

TSA of Hemisphere = 3πr²

= 3 × 3.14 × 19.4267515924

= 183  cm²

Please mark my answer as brainliest please :)

Thank You!