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21 January, 17:17

What is the area of a circle with a radius of 7 cm? (Use 3.14 for x and round to the nearest tenth.)

38.5 cm

44.0 cm

150 cm?

153.9 cm?

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Answers (1)
  1. 21 January, 21:01
    0
    153.9 cm

    Step-by-step explanation:

    A = pi (r²)

    = 3.14 (7²)

    = 3.14 (49)

    = 153.86

    = 153.9 cm
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