A. In the figure below, find the length of ac. d
e е
20 cm 20 cm
16 cm
12 cm
C с
a

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

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

you,

mrb

a is the correct

im pretty sure it would be 5 am, hope that , and give brainliest and guys if this is right then press the button and give 5 stars