Find the value of x given the triangle figure. (hint: similar triangles)

How to solve a similar triangle problem.

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TC Math Notes

[mplesyrup]

x=8, you can notice that 9 is the initial value, then we ratio that if 3 were to deducted in the triangle's leg of height. then 4 will grew out on the triangle's leg of width. thus if the initial point were 6 and going to 0, we will get 8.

[genelowry]

X=8, it's a 3-4-5 right triangle

[kennethwright]

both triangles are 3/4/5 right triangles, so x=8