6 + (-3) would be the same as just saying 6-3 which would be equal to positive 3
Divide both length and width by the dialtion factor and that will be the dimensions of the new rectangle. 2.5714in by 3.4286in. Round as needed
Percent change=change/original times 100
change=20-16=4
original=20
change=4/20 times 100=0.2 times 100=20
answer is 20%
3 and 1 are your corresponding angles. So A.
