Bailey’s rectangular dog pen for his Irish setter must have 400 square feet. Also the length must be 12 feet longer than the width. Find the dimensions of the pen

The perimiter of a rectangle is 70 inches the legneth of the rectangle is 5 less than 3 times the width of the rectangle what is the width of the rectangle

Which rule describes the composition of transformations that maps △abc to △a”b”c

Will mark brainliest for correct answer! i have been on this problem for an hour and can't find the answer. i'm begging here! incase you cant read the instructions in the picture because of too much or too little lighting: note: enter your answer and show all the steps that you use to solve this problem in the space provided.write a list of steps that are needed to find the measure of b. provide all steps as clear as possible, !