I think the answer is 15 cuz if the height is 3; 3 on each side is 6 so 6-16=10 and 10 divided by 2 for the two others sides is 5… and 5x3=15
500/4= 125
she has written 125 words and needs to write 375 more
Graph it to a then to b then to c and you will have your answer sikew