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Ann [662]
3 years ago
9

[solve each equation for the indicated variable] 2A=πr2 for π

Mathematics
1 answer:
Fantom [35]3 years ago
7 0

Answer:

π = 2A/ r²

Step-by-step explanation:

\pi =  \frac{2a}{ {r}^{2} }

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Answer:

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Step-by-step explanation:

<u>Given</u>

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  • Increase rate = 4%

a. <u>Formula</u>

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b. Year 5 is after 4 years, so we are looking for the value of P(4)

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c. <u>P(x) = 40000, x = ?</u>

  • 40000 = 32000*1.04^x
  • 1.04^x = 40000/32000
  • 1.04^x = 1.25
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The required number of the years is 6 + 1 = 7

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the equation of a straight line in the form y = mx + b where m is the slope of the line and b is its y-intercept.

Step-by-step explanation:

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A rectangle has an area of 822.4 square miles and a base of 32 miles. What is the height?
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Answer:

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78 rounded to the nearest ten is 80.  

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