if diameter of a circle is 28cm.find radius & circumference.​

Question

if diameter of a circle is 28cm.find radius & circumference.​

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Ngọc Hoa 1 year 2021-09-03T23:35:19+00:00 2 Answers 0 views 0

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  1. Edana
    0
    2021-09-03T23:36:30+00:00
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    if diameter of a circle is 28cm.find radius & circumference.

  2. kimchi2
    0
    2021-09-03T23:37:02+00:00
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    Answer:

    Radius: 14 cm
    Circumference: 196 cm²

    Explanation:

    Formula for

    Circumference = πr²

    Diameter ÷ 2 = radius

    For finding radius:

    28 ÷ 2 = 14 cm

    For finding circumference:

    π(14)²

    = 196π cm² or ≈ 615.75 cm²

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