Question

if triangle RST is similar to triangle ABC, angle A= x^{2} -8x, angle C= 4x-5, and angle R= 5x+30, find angle C

Answer 1

Step-by-step explanation:

compare the angles and form quadratic equation.

so angle a = angle r so

5x+30=x^2-8x

solve this and put the values in c

or if you wnat solution for the eq comment.