A copper wire when bent in the form of a square encloses an area of 484 cm?. The same wire is now bent in the form of a circle. Find th

Question

A copper wire when bent in the form of a square encloses an area of
484 cm?. The same wire is now bent in the form of a circle. Find the area
enclosed by the circle.

in progress 0
Anna 3 weeks 2021-09-22T21:43:22+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-09-22T21:44:52+00:00

    Answer:

    A copper wire when bent in the form of a square encloses an area of

    484 cm?. The same wire is now bent in the form of a circle. Find the area

    enclosed by the circle.

    0
    2021-09-22T21:45:12+00:00

    a^2= 484 i.e a=22 so the length of the copper wire would be 4a= 88cm
    This will be the circumference of the circle
    C= 2(pie)r
    r= 88/2(Pie)
    r= 14
    Area of circle = (Pie)r^2
    AOC = 22 * 14^2 / 7
    AOC= 616

Leave an answer

Browse
Browse

18:9+8+9*3-7:3-1*13 = ? ( )