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inna [77]
3 years ago
13

How do you know if a equation is a proportion

Mathematics
1 answer:
erastovalidia [21]3 years ago
6 0
You can set up a proportion to determine the length of the enlarged photo
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The center on a target has a diameter of 5 inches. The whole target has a diameter of 25 inches. Complete the explanation for wh
kicyunya [14]

Answer:

The center is \frac{1}{25} of the whole target.

Step-by-step explanation:

Given:

Diameter of the center = 5 inches

Diameter of the whole target = 25 inches

We need to find the part of the center to the whole target.

Solution,

Firstly we will find out the areas of center and whole target.

For center;

Diameter = 5 in

Radius of circle is equal to half of the diameter.

radius = \frac{diameter}{2}=\frac{5}{2}=2.5\ in

Now we know that the area of circle is equal to π times square of the radius.

framing in equation form, we get;

Area = \pi \times{2.5}^2

For whole target;

Diameter = 25 in

Radius of circle is equal to half of the diameter.

radius = \frac{diameter}{2}=\frac{25}{2}=12.5\ in

Now we know that the area of circle is equal to π times square of the radius.

framing in equation form, we get;

Area = \pi \times12.5^2

Now to find the part of the center to the whole target we will divide Area of center with Area of the target.

framing in equation form we get;

the part of the center to the whole target = \frac{\pi \times2.5^2}{\pi \times12.5^2}= \frac{6.25}{156.25} = \frac{1}{25}

Hence the center is \frac{1}{25} of the whole target.

6 0
3 years ago
Consider the set {4, 5, 7, 7, 8, 8, 12, 13, 13, 15, 18, 20, 22, 24, 26, 27, 27, 37, 43}. What would be an appropriate interval t
adelina 88 [10]
Proper interval would be 5
8 0
4 years ago
I know the answer but I need an explanation of how it is the answer plss.
Mashcka [7]

Answer: I got the answer by adding and subtracting

Step-by-step explanation:

4 0
3 years ago
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It is recommended that adults consume at least 1,000 mg of calcium every day. One ounce of whole milk contains about 25 mg of ca
Maksim231197 [3]

Answer:

A= 50oz milk + 2 oz cheese

Step-by-step explanation:

4 0
3 years ago
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Each piece of candy weighs one eight pound. If Donna buys 15 pieces of candy how many pounds of candy will she buy.
likoan [24]

Answer:

120

Step-by-step explanation:

15/(1/8)

4 0
4 years ago
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