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guajiro [1.7K]
3 years ago
8

Please hurry

Mathematics
2 answers:
weqwewe [10]3 years ago
8 0

Answer:

option 2

Step-by-step explanation:

A = 2πrh + 2πr²

A = 2πr ( h + r)

2πr ( h + r) = A

h+r=\frac{A}{2\pi r}\\\\h=\frac{A}{2\pi r}-r

NNADVOKAT [17]3 years ago
4 0

Answer:

(A/2πr)  -r =h

Step-by-step explanation:

A=2πrh +2πr^2

Subtract 2 pi r^2 from each side

A-2πrh=2πrh-2πr^2 +2πr^2

A-2πr^2= 2πrh

Divide each side by 2πr

A/2πr-2πr^2 /2πr = 2πrh/2πr

(A/2πr)  -r =h

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Part A)

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Part B)

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3 years ago
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notsponge [240]

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Step-by-step explanation:

4 0
2 years ago
Solve for the indicated variable.
marta [7]

Answer:

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Step-by-step explanation:

The given equation is :

q = c4(h + r)

We need to solve it for r.

Dividing both sides of the given equation by 4c.

\dfrac{q}{4c}=\dfrac{4c}{4c}(h+r)\\\\(h+r)=\dfrac{q}{4c}

Now, subtract h both sides of the equation.

h+r-h=\dfrac{q}{4c}-h\\\\r=\dfrac{q}{4c}-h

Hence, this is the required solution.

3 0
3 years ago
What do you do if the divisor (the number you're dividing
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Step-by-step explanation:

7 0
3 years ago
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Elden [556K]

Answer:

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Step-by-step explanation:

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8 0
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