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olya-2409 [2.1K]
1 year ago
12

What is the approximate area of the following circle?

Mathematics
2 answers:
balu736 [363]1 year ago
8 0

Answer:

38.47 {m}^{2}

Step-by-step explanation:

The formula to find the area of a circle is

a= \pi {r}^{2}

We know that

\pi = 3.14 \:  \:  \:  \:  \:  \: r = 3.5

Therefore the area is

a= \pi {r}^{2} \\ \\ a = (3.14) {(3.5)}^{2} \\ \\ a = 3.14 \times 12.25 \\ \\ a = 38.47 {m}^{2}

PtichkaEL [24]1 year ago
3 0
Answer: 38.47 m^2

work is shown in picture :)

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