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katrin2010 [14]
3 years ago
15

WILL GIVE BRAINLIEST ASAP, EASY 8TH GRADE MATH, MORE THAN 5 POINTS! The formula for the circumference of a circle is: c = 2πr So

lve for the radius, r, by dividing both sides by 2π. What is the formula for the radius of a circle in terms of the circumference? r = 2 pi c or r = c / 2 pi or r = pi / 2 c or r = 2 pi / c
Mathematics
2 answers:
solmaris [256]3 years ago
4 0

Answer:

c/2(Pi)=r

Step-by-step explanation:

Divide both sides by 2(pi)

Brilliant_brown [7]3 years ago
3 0

Answer:

r = \frac{C}{2\pi }

Step-by-step explanation:

We simply are rearranging C= 2πr in terms of <em>r</em>. We just divide 2π on both sides.

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estamos construyendo una carretera que enlace los puntos a = 12 ,21 y b =(17,23) otro punto se encuentra en c =(3,9) es posible
Nadusha1986 [10]

Answer:

is not possible

Step-by-step explanation:

<u><em>The question in English is</em></u>

we are building a road that links the points a = (12 ,21) and b =(17,23) another point is in c =(3,9) it is possible that a single road allows to join these three points?

we know that

The formula to calculate the slope between two points is equal to

m=\frac{y2-y1}{x2-x1}

step 1

Find the slope ab

we have

a = (12 ,21) and b =(17,23)

substitute

m=\frac{23-21}{17-12}

m=\frac{2}{5}

step 2

Find the slope ac

we have

a = (12 ,21) and c =(3,9)

substitute

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step 3

Compare slopes ab and ac

The slopes are different

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7 0
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