Where on Earth are conditions suitable to most life located? a. in the mesosphere
b. hydrothermal vents
c. in the biosphere
d. both (a) and (c)

gtrfgtbfgtghbfgsrthj5w64y5rhtnugfbdt5y46u5jhtrgt54

the answer would be the third option, "no, ariel should have added 9^2 and 12^2 and compared that to 15^2."

this is found through the pythagorean theorem, which is a^2 + b^2 = c^2.

this is the correct way of solving the problem:

9^2 + 12^2 = 15^2

81 + 144 = 225

225 = 225