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Sergeeva-Olga [200]
3 years ago
15

Help pleeeeeeeeeease

Mathematics
1 answer:
TEA [102]3 years ago
5 0

Answer:

452.16

Step-by-step explanation:

the equation is A=nr^2

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Find the slope and the y-intercept of the graph of the linear equation. y=3−12x
pychu [463]
Slope is -12 and y-intercept is 3
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3 years ago
The length of the radius of a bicycle wheel is 14 inches. Which of the following is closest to the circumference of the wheel? A
tatuchka [14]

Answer:

C. 88 in.

Step-by-step explanation:

This is because the equation for the circumference of a circle is pi times diameter. To get the diameter, multiply the radius by 2. Then do 28*3.14 to get the circumference of the circle then round your answer to get the nearest whole number which is 88 in.

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it's a shame 1 hour and 45 minutes to pick 3 1/2 pounds of raspberry at what unit rate did she pick raspberries ​
Veseljchak [2.6K]

Answer:2 pounds per hour

Step-by-step explanation:

5 0
3 years ago
Marquise has 200200200 meters of fencing to build a rectangular garden.
adoni [48]

Hence the maximum possible area is 2500 square meteres

Given the area of the rectangular garden expressed as;

A(x)=-x^2+100x\\

The maximum area occurs when dA(x)/dx = 0

\frac{dA(x)}{dx} = -2x + 100\\0= -2x + 100\\ 2x = 100\\x = \frac{100}{2}\\x = 50

Next is to get the maximum area possible. Substitute x = 50 into the original function as shown;

A(50)= -50^2 + 100(50)\\A(50) = -2500+5000\\A(50) = 2500

Hence the maximum possible area is 2500 square meters

5 0
3 years ago
What is the quotient of (x^3 + 8) ÷ (x + 2)
bogdanovich [222]

Answer:

x² -2x +4

Step-by-step explanation:

You recognize the dividend as the sum of two cubes. The factorization of that is ...

... a³ + b³ = (a + b)(a² -ab +b²)

In your problem, you have a=x, b =2, so the factorization is ...

... (x³ +8) = (x +2)(x² -2x +4)

When this is divided by (x +2), the result is (x² -2x +4).

_____

You can also use long division or synthetic division to get the same result.

3 0
3 years ago
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