1. Simplify brackets<span>-2+11+4 </span>
2. Simplify<span><span>13
(answer is 13) cymath.com is a great help
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A = pi × r²
3.14 x 2²
3.14 x 4
A = 12.56636 ≈ 12.56
hopefully this helps u and if u know the formula to solve it, it is super easy
Answer:
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Step-by-step explanation:
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