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MArishka [77]
2 years ago
6

A cylindrical water tank near the town library is 20 meters high and has a circumference of 39 meters. What is the approximate v

olume, to the nearest whole number, of the water tank? Use 3.14 as an approximation for π and round to the nearest whole number.
Mathematics
1 answer:
nadezda [96]2 years ago
3 0

Step-by-step explanation:

height of the cylindrical tank = 20m

circumference of the tank = 39m

volumn of tank =  

perimetre formula = 2πrh

= 2 x 3.14 x r x 20 = 39

= 188.4r = 39

r = 188.4/39

r = 4.83

volumn =  πr^/2

h

= 3.14 x 4.83^2 x 2 x 20

= 1465.05

volumn of tank = 1465.05

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