user826383 user826383

01-05-2021
Mathematics

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PLZ HELPPPP

What is the height of a cone that has a volume of 90m³ and has a radius of 3.5 m?

Respuesta :

fayecjerome fayecjerome

01-05-2021

The answer is 7.02.

This is because pi×r^2×h/3

h=3 90/3.14×3.5^2=7.01581m

Answer Link

MissAmelia77 MissAmelia77

01-05-2021

Answer:

h = 7.02 m

Step-by-step explanation:

Volume of a cone = ⅓ × πr²h

h = 3 × V/πr²

= 3 × 90/3.14×(3.5)²

≈ 7.015.. m

≈ 7.02 m

Answer Link

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