Question

the area of circle is 28.5cm2 the circumfrence of the circle with steps

Answer 1

Step-by-step explanation:

area of circle is 28.5cm2

so area of circle =

$\pi \times r2$

22/7×r²=28.5

r²=285/10×7/22

r²=9.076433121

$r = \sqrt 9.076433121$

r =3.01cm

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