R'S' is equal in length to RS.
length doesnt change, it was just rotated.
4x60=240
3x80=240
5x48=240
Answer 240
Hope that helps!
<span>You are given the sum of the power created by wind worldwide which doubles every 3 years. In one an unknown year, the world wind generating capacity was about 91 thousand megawatts. You are asked for the growth rate. the growth rate formula is given below:
growth rate = (present / past)^(1/n)
2 = (present/91MW)^(1/3)
the present power is 728MW</span>
The square root of 9800=
= 70 * square root of 2