Answer:
j = 12
Step-by-step explanation:
j + (-3) = 9
j = 12
I believe it is 18 because GF is half the length of CG if CG equals 12 then GF equals 6 add them together and you get CF equals 18.

Hmmm... Strange very very strange. The bars around the w represent absolute value, and whatever is inside those bars always yields a positive answer. So, |-87| = 87 or |-8| = 8 or even |5|=5
Answer:
The awnser is 7/4!!!!!!!!
Answer:
B and D
Step-by-step explanation:
quadrilaterals only have 4 sides hence the prefix quad