sudip51 sudip51

03-09-2020
Mathematics

contestada

Find height when diameter is 1.4m and its hold 770l water

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Аноним Аноним

03-09-2020

Answer:

≈ 0,5 m

≈ 50 cm

Step-by-step explanation:

d = 2r => r = d/2 = 1,4m/2 = 0,7 m

V = πr²·h => h = V/πr²

770 l = 0,77 m³

h = 0,77m³/3.14×0,49m²

= 0,77m³/1,5386m²

= 0,5004 m

≈ 0,5 m

≈ 50 cm

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