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Digiron [165]
3 years ago
12

What is the answer to the recipe says she needs 480 grams of pasta for 4 people. how many kilograms will she need for 14?

Mathematics
1 answer:
CaHeK987 [17]3 years ago
4 0
Use a proprtion to solve:\frac{480 grams}{4 people} =  \frac{x}{14 people}
Cross Multiply:                 480 · 14 = 4 · x
Divide both sides by 4: \frac{480 x 14}{4} = x
                                             1680 = x

Answer: she will need 1680 grams
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Answer:

The equation of circle is x^2+y^2=65.

Step-by-step explanation:

It is given that the circle passes through the point (8,1) and center at the origin.

The distance between any point and the circle and center is called radius. it means radius of the given circle is the distance between (0,0) and (8,1).

Distance formula:

d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}

Using distance formula the radius of circle is

r=\sqrt{\left(8-0\right)^2+\left(1-0\right)^2}=\sqrt{65}

The standard form of a circle is

(x-h)^2+(y-k)^2=r^2         .... (1)

where, (h,k) is center and r is radius.

The center of the circle is (0,0). So h=0 and k=0.

Substitute h=0, k=0 and r=\sqrt{65} in equation (1).

(x-0)^2+(y-0)^2=(\sqrt{65})^2

x^2+y^2=65

Therefore the equation of circle is x^2+y^2=65.

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lol brainlessly...

General Circle function: (x-h)^2+(y-k)^2=r^2, where h is the x-coordinate of the center, k is the y-coordinate of the center, and r is the radius.

The radius of the circle is half the diameter so: 8 / 2 = 4

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