Question

the diameter of a circle is 28cm find it's area?​

Answer 1

Answer:

528 m^2

Step-by-step explanation:

Diameter=28 cm

Therefore, radius=28/2=14cm

Therefore,area=πr^2

=22/7×14×14

528 cm^2

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Answer 2

Answer:

$diameter = 28cm \\ radius = 28 \div 2 \\ 14 cm\\ area \: of \: circle = \pi {r }^{2} \\ = 22 \div 7 \times {14 }^{2} \\ = 22 \div 7 \times 196 \\ = 616cm$

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