Evaluate within parentheses 3÷6

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?

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

Which equation represents h for right triangle abc