3 years ago

A stack of boards is 21 inches high. The boards are 1 3/4 inches thick.

Mathematics

1 answer:

poizon [28]3 years ago

8 0

That would be a lot of boards not sure

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What does 9n-2<7+20 equal?

ikadub [295]

Answer:

$n$

n ≈ 3

Step-by-step explanation:

9n-2<7+20

$9n-2$

4 0

3 years ago

32 = 1.69 is this correct

ddd [48]

Yes this is correct answer

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3 years ago

Simplify into one fraction<br><br> 8x-2/x-8-2/x-8

Elis [28]

$\frac{8x-2}{x-8} - \frac{2}{x-8}$

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$\frac{8x-2-2}{x-8}$

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3 years ago

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jeka57 [31]

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3 years ago

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blagie [28]

The diameter is about 1,275.4 because D=C/pi so 4007\pi=1275.4

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3 years ago