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7/21 simplify 1/3 33.3 repeated percent
V = πr²h
288 = 3.14(r²)(9)
288 = 3.14(9r²)
288 = 28.26r²
28.26 28.26
10.19 ≈ r²
3.19 ≈ r
B = πr²
B = 3.14(3.19)²
B = 3.14(10.19)
B = 31.9966
Answer:
x=2
Step-by-step explanation:
2x=-4+8
2x=4
x=4/2
x=2