Question

Find X. I'm sure its something simple, but I'm so tired and cant find the answer.

Answer 1

Do you have an area?

Answer 2

No.

Answer 3

Try Pythagorean Thereom backwards?

Answer 4

Nope won't work

Answer 5

Or the dimension of the middle line?

Answer 6

Yes, thats what I need to do.

Answer 7

The dimension of the middle line? Ok then good luck

Answer 8

There is not enough information to finish the problem.

Answer 9

check out this: http://www.regentsprep.org/regents/math/geometry/gp12/lmeanp.htm

Answer 10

Yes, that is what I needed thank you!

Answer 11

All set, then? What value for x have you found?

Answer 12

One second,and I should have the answer.

Answer 13

Would X in the picture equal 4? @mathmale

Answer 14

Indeed it would. I've arrived at precisely the same answer. Good for you.
Any questions regarding this problem?

Answer 15

Nope, I knew it was something simple, I just couldn't quite find the answer till @anthonyym sent that link. Thank you both!

Answer 16

:)