Question

a toy is in the form of cone of radius 3 cm and height 4 cm mounted on a hemisphere. of same radius find the the TSA​

Answer 1

Answer:

radius= 3cm

height= 4cm

slant height = 5cm

TSA= CSA of cone + CSA of hemisphere

= π rl + 2πr×r

= π r ( l + 2r)

= 22/7 . 3 (5+6)

= 66/7(11)

after you can easily solve this question