The perimeter of a rectangle is length + length + width + width (also know as the distance around the whole shape) so an equation like this can be written:
294 = 57 + 57 + 2l (as in the length times two, or length + length)
294 = 114 + 2l
180 = 2l
90 = l
So the length of this rectangle is 90
Answer:
14m+35 is your answer ☺️☺️☺️
D
Step-by-step explanation: