3 years ago

Please help me ASAP

1 answer:

lana [24]3 years ago

7 0

Answer: 228 in^2
explanation: assemble it like a rectangular prism and solve for each side

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Sergio039 [100]

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3 years ago

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A only (2,3)

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Schach [20]

$x= \pi$

Step-by-step explanation:

$\cos^2x+\cos x+1=0$

Let $u= \cos x$

Then $u^2+2u+1=(u+1)^2=0$

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3 years ago