Answer:
Q9 c) 75.36 in²
Q10 b) 376.8 in²
Explanation:
Q9
= 2r[r + l]
= 2(3.14)(2)[2 + 4]
= 12.56 x 6
= 75.36 in²
Q10
= 2(3.14)(6)[6 + 4]
= 37.68 x 10
= 376.8 in²
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