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vladimir2022 [97]
2 years ago
15

A sector with a central angle measure of 200 degrees has a radius of 9cm

Mathematics
1 answer:
Helen [10]2 years ago
3 0

Answer:

B) 45\pi cm^{2}

Step-by-step explanation:

A=\frac{\pi r^{2}(central. Angle) }{360} =\frac{\pi (9)^{2}(200) }{360} =\frac{\pi (81)(200)}{360}=45\pi cm^{2}

Hope this helps

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X-y=6<br> 2x-3z=16<br> 2y+z=4<br><br> Solve the systems of equations.
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Given System of equation:

x-y =6                                  .....,[1]

2x-3z = 16                           ......[2]  

2y+z = 4                              .......[3]

Rewrite the equation [1] as

y = x - 6                                .......[4]

Substitute the value of [4] in [3], we get

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2x+z=2x -3z

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z+3z = -3z+3z

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z = 0

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5 0
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