BobJRJR
02.01.2020 •
Mathematics
The sum of two circles is 80 pi square meters. find the length of a radius of each circle if one of them is twice as long as the other. what is the radiusof the larger circle?
the big circle has a radius of - 2r
the small circle has a radius of - r
never mind u guys didn't me in enough time i only got a 30% on my tes
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Ответ:
Given:
sum of two circles is 80 pi square meters
big circle has a radius of - 2r
small circle has a radius of – r
Required:
r
Solution:
2r + r = 80 pi square meters
3r = 80 pi square meters
r = 26.67 pi meters
Ответ:
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Step-by-step explanation: