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20.02.2021 •
Mathematics
Calculate the area of a circle with a diameter of 3m?
with Solution =
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Ответ:
Area of circle = pie r²
= 3.14 × 2.25
=7.065
Ответ:
7.07cm²
Step-by-step explanation: diameter=3
radius=d/2
=3/2
=1.5cm
area=πr²
=22/7 x 1.5 x 1.5
=22/7 x 2.25
=99/2 ÷ 7
=99/2 x 1/7
=99/14
Ответ: