Question

please tell me the answer of this question... no.14​

Answer 1

Answer:

C.S.A = 132m^2 T.S.A = 209m^2

Step-by-step explanation:

Curved surface area =

$2\pi \times {r}\times h$

= 2×22/7×3.5×6

= 2×22×0.5×6

= 132m^2

Total surface area =

$2\pi \times r \times (r + h)$

= 2×22/7×3.5×(3.5+6)

= 2×22×0.5×9.5

= 209m^2