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grandymaker [24]
3 years ago
7

He collected a total of 120 coins . If ​72 % of the coins he collected were​ foreign, how many other did he​ collect?

Mathematics
1 answer:
dem82 [27]3 years ago
8 0
33 other coins were collected
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Answer:

Option a) h=\frac{3V}{\pi r^{2} }

Step-by-step explanation:

The given formula seems to represent the volume of right circular cone. The correct formula is:

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We have to rearrange the formula for h. This means we have to move h on one side of the formula and all the other variables and constants on the other side of the equation. This can be done as shown below:

V=\frac{1}{3} \pi r^{2} h\\\\3V=\pi r^{2} h\\\\h=\frac{3V}{\pi r^{2} }

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Step-by-step explanation:

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Step-by-step explanation:

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