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nika2105 [10]
3 years ago
9

What is the best approximation for the area of a circle with a diameter of 19 meters?

Mathematics
1 answer:
sammy [17]3 years ago
3 0
283.4 thats what my quiz said 
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Solve for b. (g+l)b=n
denis23 [38]

Answer:

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b = ---------

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Step-by-step explanation:

We need to isolate b.  Starting from (g+l)b=n, we divide both sides by (g+l), obtaining

         n

b = ---------

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7 0
3 years ago
Use special right triangles.<br> Find the exact value of x and y.<br> 18<br> 30°<br> X = ?<br> y = ?
spin [16.1K]

Answer:

Step-by-step explanation:

j

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2 years ago
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Is -2 a solution of 2x+8=2?
Katarina [22]

Answer:2x+8=2

2x=2-8

2x= -6 (devide both sides by 2 to get x)

2x/2 and -6/2

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Step-by-step explanation:

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3 years ago
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In the simplest radical form, what is the perimeter of a square with a diagonal of 12 cm?
Gnesinka [82]
Diagonal of a square is √2a
so,
√2 a = 12
a= 12/√2
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so,
peri = 4*12/√2
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7 0
3 years ago
jane is twice as old as Barbara. Michael is 7 years older than Jane. If Michael is 21, which equation could be used to find Barb
dedylja [7]

Step-by-step explanation:

J = 2b

M = J + 7

M = 21

J = 21 - 7

J = 14

B = 7

<em>Equation:</em>

If M is J+7, so then J = 21-7. J is 2*b, so 2*b = 21-7. Then you subtract and divide.

3 0
2 years ago
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