Identify the change in the parent function that will produce the related function shown as a dashed line

what i would say the best answer is a. 40.5

m∠a is 90°

m∠b is 40°

step-by-step explanation:

x is the total time in minutes for the free response

you are given number of questions as 15 - m and time per item as 8 minutes

to find x multiply the two givens together:

x = 8 * (15-m) = 8(15-m)