A vehicle purchased for $11,200 decreases in value at a rate of 12.1% per year. After how many years will the vehicle be worth $4,100? Round your answer to the nearest tenth of a year.

In the first triangle 80+20+p=180 (since sum of all angles of a triangle is 180)so p= 80also in second triangle 55+45+q=180 (since sum of all angles of a triangle is 180)so q=80so we can conclude that p=80 degrees q=80 degrees so p=q=80 degreeshence option b is correct

Where’s the following prism