SOLUTION: I have a right handed triangle with the adjacent 2xcm, hypotenuse 3xcm and the opposite (x+9)cm can you help

Question 994148: I have a right handed triangle with the adjacent 2xcm, hypotenuse 3xcm and the opposite (x+9)cm can you help

Found 2 solutions by Alan3354, stanbon:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
I have a right handed triangle with the adjacent 2xcm, hypotenuse 3xcm and the opposite (x+9)cm can you help
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Help do what?
What's a "right handed triangle?"
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
I have a right triangle with the adjacent = 2xcm, hypotenuse = 3xcm and the opposite = (x+9)cm
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Use Pythagoras to get:
(3x)^2 = (2x)^2 + (x+9)^2
----
5x^2 = x^2 + 18x + 81
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4x^2 - 18x -81 = 0
----
x = 7.28
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Solve for adj, hypo, and opp.
Cheers,
Stan H.
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