B cause when you rotate 270 counter clockwise it ends up being lined up
It would be good if you add the answers choice, but I guess it’s (b/2)^2
You have 180 degrees in a triangle so 180-40-51=89
D) is the correct answer.
Answer:
3.33times 10^7 because when it is possible to substract 2.24times10^5 from it