What about it? Specify please.
I think the answer is 1 over 2 (0.5), thats if i understand what you’re saying
Answer: x=4
Step-by-step explanation:
similar triangle so corresponding parts are similar

cross multiply
70 = 20x-10
80 = 20x
x = 4
I hope this helps you
x^2-15x+36
x -3
x -12
(x-12)(x-3)