the area of a circle is 154cm, calculate it’s radius? ​

Question

the area of a circle is 154cm, calculate it’s radius?

in progress 0
RI SƠ 6 months 2021-07-24T19:01:20+00:00 2 Answers 14 views 0

Answers ( )

    0
    2021-07-24T19:02:23+00:00

    Answer:

    Step-by-step explanation:

    r≈7

    A=πr2

    0
    2021-07-24T19:02:50+00:00

    Answer:

    r = 7

    Step-by-step explanation:

    area equals (pi)(r)^2

    first divide 154 by pi

    154/pi = 49

    r^2 = 49

    square root both sides

    r = 7

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )