NASA scientists have focused more attention on Mars than any other planet in the solar system. One of the reasons for doing so is that Mars may once have had an environment on which life might have started. If you had a chance to seek evidence of life elsewhere on the planets or moons of the solar system, what would you choose as targets?

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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

answer: a. exercising often and eating a balanced diet.

explanation: