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babunello [35]
3 years ago
14

Help please I’m begging

Mathematics
1 answer:
GaryK [48]3 years ago
7 0

Answer:

for the garden one

a=314

b=982

Step-by-step explanation:

a=πr^2=π10^2=314(rounded)

b=πr^2=(π25^2)/2=982(rounded), divided by 2 because it is a semicircle.

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