Question

solve this question please​

Answer 1

Here's your answer mate

Answer 2

r = 21
h = 10

• Curved surface area = 2πrh
= 2×22/7× 21×10
= 2×22×3×10
= 1320 sq.cm

• Total surface area = 2πr(h+r)
= 2×22/7×21(10+21)
= 132×31
= 4092 sq.cm

• Volume of cylinder = πr²h
= 22/7×(21)²×10
= 22×3×21×10
= 13860 sq.cm