1.

Analytical pipe is a length of 20 metre and diameter 5 centimetre find the tatol. surface area​

Answer»

Answer:

3.1415m^2

Step-by-step EXPLANATION:

total surface AREA of the TUBE: circumference of the circle X length of the pipe

radius : 0.05/2 = 0.025m

length : 20m

T.S.A : (2 x pi x 0.025m ) x 20m

Total surface area : 3.1415 m^2 or 31415 cm^2



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