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stellarik [79]
3 years ago
8

The diameter of the larger circle is 10.5 cm. The diameter of the smaller circle is 4.5 cm.

Mathematics
2 answers:
SpyIntel [72]3 years ago
4 0
70.7cm^2
is the anwser
blondinia [14]3 years ago
3 0
4.5 / 2 = 2.25cm radius for the smaller circle

3.14 (pi) × 2.25² = 15.89625cm²

10.5 / 2 = 5.25cm radius for the larger circle

3.14 × 5.25² = 86.54625cm²

86.54625 - 15.89625 = <span>70.65cm</span>² 

The answer is 70.7cm².
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