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January 25, 2015

January 25, 2015

Posted by **amanda** on Sunday, March 18, 2012 at 5:52pm.

- algebra 2 -
**Henry**, Monday, March 19, 2012 at 11:05pmA rt. triangle is formed:

X Ft. = hor. side.

6 Ft. = ver. side.

(x+2) Ft. = hyp.

x^2 + 6^2 = (x+2)^2.

x^2 + 36 = x^2 + 4x + 4.

x^2 - x^2 + 4x + 4 = 36.

4x + 4 = 36.

4x = 36 - 4 = 32.

X = 32 / 4 = 8. Ft.

X+2 = 8 + 2 = 10 Ft .

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