Question

find the t.s.a of cylinder if r=25 and h =45​

Answer 1

TSA= 2*22/7*25(25+45)

= 2*22/7*25*70

$2 \times 22 \times 25 \times 70 \div 7 = 11000$

=11000

Answer 2

t.s.a of cylinder=2πr(h+r)

2×22/7×25(45+25)

44/7×25×70

44×25×10

11000