Question

a solid is in the form of a right circular with a hemisphere at one end cone at another end the radius is common base 8 and the height of cylinder is 10 and 6 respectively find the total surface area of the solid

Answer 1

Check ur answer in pic

TSA = 2pie r^2 + pie r^2h + pie rl
= pie r^2 (h+2) + 22/7 × 3.5×7
= 22/7 × 3.5 × 3.5 ×12 + 77
= 462+ 77
= 539 cm^2