You should probably warm up with a stretching routine and a light job, because all your muscles (including your heart) cannot remain healthy and will be overworked if you dive into a vigorous aerobic routine without a proper warm up.
19382x28293 = 548,374,926
After reflecting the points of triangle GHI over the y axis, the new points will be:
G' (3,0)
H' (5,-5)
I' (-1,-5)
First you would find that not all the units are the same in this problem, so you convert yards to feet. So 4 yards = 12 feet.
The proportion you would make would be x/12 = 2/1
I don’t know there’s no picture B?