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k0ka [10]
3 years ago
10

What is the exact area of the following circle? *

Mathematics
1 answer:
atroni [7]3 years ago
4 0

Answer:

B

Step-by-step explanation:

Radius = 15/2 = 7.5 cm

Area = π*7.5² = 56.25π cm²
that is B

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What's the equation for twice the difference of a number and 6 is equal to three times the sum of the number and 3
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Let's solve your equation step-by-step.

<span><span>2<span>(<span>x−6</span>)</span></span>=<span>3<span>(<span>x+3</span>)

</span></span></span>Step 1: Simplify both sides of the equation.

<span><span>2<span>(<span>x−6</span>)</span></span>=<span>3<span>(<span>x+3</span>)

</span></span></span><span>Simplify: (Show steps)

</span><span><span><span>2x</span>−12</span>=<span><span>3x</span>+9

</span></span>Step 2: Subtract 3x from both sides.

<span><span><span><span>2x</span>−12</span>−<span>3x</span></span>=<span><span><span>3x</span>+9</span>−<span>3x

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</span>Step 3: Add 12 to both sides.

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</span>Step 4: Divide both sides by -1.

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</span></span>Answer:

<span>x=<span>−<span>21</span></span></span>
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