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aksik [14]
3 years ago
9

What is the equation of a circle with the same center but a radius that is twice as long ?

Mathematics
1 answer:
yaroslaw [1]3 years ago
5 0
I think it might be πr^2?
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HEY GUYS I NEED HELP WIT THIS PLZ HELP ME??!! 20 points!!
Otrada [13]

Answer:

The equation for area of a triangle is height multiplied by the base length, divided by 2. So, if the height is 2, and the base is 4, then you multiply the two together, making 8, and then divide it by 2, making the final area 4. So if the dimensions are doubled, then the equation would be 4 times 8 divided by 2. Which is 16. If we do this again with 16 times 8, we will get 128, which when divided by two is 64. This is 4 times 16, just as 16 is 4 times the original answer 4. This means that every time you double the dimensions you will get the original answer multiplied by 4.

Step-by-step explanation:

4 0
3 years ago
Can someone please explain the steps to solve these questions.
Amiraneli [1.4K]
Alright! So to solve these questions, you need to find out the difference. You can use ratios to solve this. For example, question #25:

A class had 30 pupils at the beginning of this school term, but now has 5 more pupils. What is the percent of increase?

The question is basically asking how much 5 is in ratio to 30. So just divide 5 (the given amount) by 30 (the total amount). The answer is 0.16, or 16%
3 0
3 years ago
A painter mix 98.7 gallons of blue paint with 67.05 gallons of red paint in a paint mixing machine how much total paint is in th
Nat2105 [25]
67.05 plus 9807 equals 165.75
There is 165.75 gallons of paint in the machein 
6 0
3 years ago
In the picture below, what is the approximate area that is shaded blue?
Iteru [2.4K]

I think it’s C sorry if I’m wrong

7 0
3 years ago
The coordinates of parallelogram PVWZ are P(0, 0), V(-p, q), and W(-p - r, q). Find the coordinates of Z without using any new v
Drupady [299]
For the answer to the question above asking to f<span>ind the coordinates of Z without using any new variables. 
</span>

Vector WZ equals vector VP, which is (p, -q) 
So Z is (-p - r + p, q - q) which is (-r, 0)
I hope my answer helped you. 

3 0
3 years ago
Read 2 more answers
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