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12 July, 15:22

The volume of a cone with a height of 10 meters is 20 pi cubic meters. what is the diameter of the cone?

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Answers (2)
  1. 12 July, 15:30
    0
    2√6 m

    Step-by-step explanation:

    The formula for the vol. of a cone is V = (1/3) (area of base) (height).

    Here, V = 20π m³ = (1/3) (area of the base) (10 m)

    We need to solve for (area of the base).

    Multiplying both sides of this equation by (3/10) results in:

    (3/10) (20 π m³) = (area of the base)

    This simplifies to 6π m² = (area of the base)

    We still must find the diameter of the base. Let's find the radius of the base first: The formula for the area of a circle is A = πr². Here we have 6π m² = πr², which tells us that r² = 6 m². Since d = 2r, and r = d/2, r² = d²/4. Then the equation 6 m² = r² becomes:

    6 m² = d²/4.

    Solve this for d. Multiplying both sides by 4, we get:

    24 m² = d²2, and d = √ (24 m²) = 2√6 m

    The cone diameter is 2√6 m.
  2. 12 July, 15:42
    0
    2√6 m

    Step-by-step explanation:its right just did test
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