Answer:
B
Step-by-step explanation:
Perpendicular lines have related slopes. The slopes are negative reciprocals of each other. The slope of y=-2/3-4 is -2/3. So the perpendicular line will have slope 3/2. Y=3/2+1 is the solution.
I think that it would be cm
8 x 7 = 56
56/2 = 28