В треугольнике АBC угол А равен 90°, а угол В равен 55°, АD - высота. Найдите углы треугольника ADC.

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb

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i believe your answer is a

i don't even know how to read that, ill try to do it if you translate it into english.