What is the value of the expression? 4 to the second power plus 3 to the 3rd power

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?

If square root x = -7, then x= -49 true or false

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl