For brainliest answer
pre-image abcd was dilated to produce image a'b'c'd' .

what is the scale factor from the pre-image to the image?

enter your answer in the box as a fraction in simplest form.

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.