Respuesta :
Answer: I’m assuming you accidentally typed r a second time so.
c=2r, swap sides.
2r=c, divide both sides by 2.
r=1/2c, that should be your answer
c=2r, swap sides.
2r=c, divide both sides by 2.
r=1/2c, that should be your answer
Answer:
[tex] \sqrt{ \frac{c}{2} } = r[/tex]
Step-by-step explanation:
c=2rr
c = 2r×r
c= 2r²
c/2= r²
[tex] \sqrt{ \frac{c}{2} } = \sqrt{ {r}^{2} } \\ \\ \sqrt{ \frac{c}{2} } = r[/tex]