What are the values of a and b

the 2 figures are congruent bc if you reflect abcd over the y axis then over the d axis the figures overlap

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

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

you,

mrb

just take the area of the square and then the area of the circle then subtract the circle area from the squares area

step-by-step explanation:

if i put something wrong your not gonna like it so rather not say nothing.