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e-lub [12.9K]
2 years ago
10

Confused, need help,

Mathematics
1 answer:
Brums [2.3K]2 years ago
4 0

Answer:

284.6 cm^2

Step-by-step explanation:

if the radii of inner circles are 3 and 7 respectively, then radius of big circle is 10

100×3.14 = 314 cm^2

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