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xenn [34]
3 years ago
15

It is 70cm long and has a circumference of 40cm what is the radius

Mathematics
1 answer:
Aleksandr [31]3 years ago
4 0
The legnth is irrelivant

we know that
Circumference=2 times pi time radius

c=40
40=2 times pi times radius
divide both sides by 2
20=pi times radius
divide both sides b pi
20/pi=radius

the radius is 20/pi cm or aproximately 6.366199048 cm
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kolezko [41]
Convert all to decimals
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1/2=0.5 so

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3=3
-1 and 1/4=-1.25
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add all together
2.5+3-1.25+4.25+1.25-1.5=8.25=8 and 1/4


answer is 8 and 1/4
B is correct answer
(note, previous user's answer was correct, but had no work shown)
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Can someone help me? I know that t=20 I just don't know how to get there
Aneli [31]
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t/4=5t/20    (both numbers multiplied by 5)

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7 0
3 years ago
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Evgen [1.6K]

Answer:

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Step-by-step explanation:

Second number = x

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x = -29

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2 years ago
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Hey! Thanks for submitting your question! 

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