19 x 3 = 57
57 - 9 = 48
Your answer is 19.
JG = GK
Angle JGH is a right angle
Angle HGK is a right angle assuming it is drawn like this (sorry i did my best to draw it):
H
l
l
l
l
J--------------l--------------K
G
Line AH and line BG are parallel
Yes, because it's on the x axis.
8 is the answer!
Turn 1/4 into a decimal then divide 2 by .25