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MaRussiya [10]
3 years ago
6

Two concentric circles with radii of 19 and 29 units bound a shaded region. A third circle will be drawn with area equal to that

of the shaded area. What must the radius of the third circle be?

Mathematics
1 answer:
Elden [556K]3 years ago
6 0

I hope this was helpful

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3 years ago
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Answer:

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6 0
2 years ago
Simplify √5 • √8. <br><br> A.)2√10 <br> B.)4√10 <br> C.)√40 <br> D.)√13
tresset_1 [31]

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Simplify the radical by breaking the radical  up into a product of known factors.

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Step-by-step explanation:

5 0
3 years ago
A fisherman uses a spring scale to weigh a tilapia fish. He records the fish weight as a kilograms and notices that the spring s
belka [17]

Answer:

k = \frac{980a}{b}

Step-by-step explanation:

Fisherman noticed a stretch in the spring = 'b' centimetres

Weight of the fish = a kilograms

If force applied on a spring scale makes a stretch in the spring then Hook's law for the force applied is,

F = kΔx

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Δx = stretch in the spring

F = weight applied

F = mg

Here 'm' = mass of the fish

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F = a(9.8)

  = 9.8a

Δx = b centimetres = 0.01b meters

Therefore, 9.8a = k(0.01b)

k = \frac{9.8a}{0.01b}

k = \frac{980a}{b}

Therefore, spring constant of the spring will be determined by the expression, k = \frac{980a}{b}

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3 years ago
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Stella [2.4K]

23

Step-by-step explanation:

f(3) =  {(3)}^{2}  + 3(3) - 7 = 9 + 9 - 7 \\  = 18 -  7 = 11

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RATE BRAINLIEST

6 0
2 years ago
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