πr²/2
22×7×7/7×2
77cm²
πr²/2×2
πr²
22/7×3.5×3.5
38.5cm²
77-38.5=38.5cm²
Answer:
21,280
Step-by-step explanation:
2+5-(3-3)
2+5-0
7-0
7
hope this helps
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