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olga nikolaevna [1]
3 years ago
14

PLEASE MATH HELP!!

Mathematics
2 answers:
blsea [12.9K]3 years ago
8 0

General Idea:

The formula to find the area of sector (A) when central angle (θ) is given is provided below:

[tex] Area \; of\; Sector\; (A)=\frac{\theta}{360} \times Area \; of \; Circle[/tex]

Applying the concept:

We need to substitute 30^{\circ} for \theta and 96\pi for Area of Circle in the above formula in order to get the area of sector (A).

Area \; of\; Sector\; (A)=\frac{30}{360} \times96\pi =\frac{2880\pi}{360}  =8\pi

Conclusion:

The area of a 30º sector of this circle whose area is 96\pi \; m^2 is 8\pi \;m^2.


kirill115 [55]3 years ago
4 0

30 degrees / 360 degrees = 0.0833

0.0833 * 96 = 8

 answer is 8π m²

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\begin{aligned} y=f(ax) \implies & f(x) \: \textsf{stretched/compressed horizontally by a factor of} \: a\\& \textsf{If }a > 1 \textsf{ it is compressed by a factor of}\: a\\  & \textsf{If }0 < a < 1 \textsf{ it is stretched by a factor of}\: a\\\end{aligned}

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