Step-by-step explanation:
B) b = 9
C) 7 + 19 = 26
O) a + 9 > 72 <=> a > 63 <=> a = (64, 65, 66, ...)
the answer is (4,3)
since the rule for r0, 90º is (-y,x) and it was already applied to form the image, all you have to do is reverse the answer using this formula.
the answer is b.
step-by-step explanation: