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Ierofanga [76]
3 years ago
5

What is the circumference of a circle with a radius of 4 inches?

Mathematics
1 answer:
uysha [10]3 years ago
4 0

Answer:

2.512

Step-by-step explanation:

the equation for circumference of a circle is

2(pi)r

plug in the 4

2(pi)4

combine like terms

8(pi)

you can leave the answer as is or you can multiply

8(3.14)= 2.512

the answer would be 2.512

***pi is equal to 3.14, if you are not allowed to keep your answer in terms of pi there is a pi button on the calculator you can use, or simply plug in 3.14

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Answer:

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Step-by-step explanation:

Set f(x) = 0 and solve for x.

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That is, ...

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Answer:

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Step-by-step explanation:


8 0
3 years ago
3 out of every 5 students in Mrs. Wilson's class have brown eyes. There are 20 students in Mrs. Wilson's class. How many of the
Alex787 [66]

Answer:

12

Step-by-step explanation:

So there is 3:5 right, so 20 divided by 5 equals 4, there are four 5's in 20.  Then 4 multiplied by 3 equals 12. So there are 12 students that has BROWN EYES.

<em>Hope I Helped You :)</em>

7 0
2 years ago
A bird flies 6 1/4 mi in 20 min.
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Hope this helps!
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Read 2 more answers
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