What is the zeros, vertex and AOS of these two graphs

You put $2000 in an account with a simple interest rate of 1.5%. how long does it take for the account to earn $60?

If a and b are the measures of two first quadrant angles and sin a = 4/9 and sin b = 2/5 find sin(a+b).

Sienna planned a trapezoid-shaped garden, as shown in the drawing below. she decides to change the length of the top of the trapezoid-shaped garden from 32 ft to 24 ft. which expression finds the change in the scale factor?