The answer is B. [x] 2x^2 (21 _ 2pi)
proof
2x^2 (21 _ 2pi)= 42x^2 - 4pix^2= <span>rectangular area- circular area</span>
round both numbers up then multiply
43 * 14 = 602
Answer:
8
Step-by-step explanation:

Add 1/2 to both sides.



Answer:
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Subtraction
multiplication
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