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weeeeeb [17]
3 years ago
8

Area of figure? Geometry help???

Mathematics
1 answer:
Serga [27]3 years ago
6 0
A = \dfrac{n}{360^\circ} \times \pi r^2

A = \dfrac{172^\circ}{360^\circ} \times 3.14159 \times (4~in.)^2

A = \dfrac{172^\circ}{360^\circ} \times 3.14159 \times 16~in.^2

A = 24.0~in.^2


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STatiana [176]
So,

All you have to do to find the percent decrease is to subtract your score on Saturday from your score on Friday and divide the result by your score on Friday.  If you let "f" represent your score on Friday and let "s" represent your score on Saturday, you can re-write this mathematically:

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Substitute.
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How do you figure out this equation?
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Any questions, just ask :)

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