-3/5 = -6/10
9/10 - 6/10 = 3/10
Width is 11k^2
Length is 5k^3 + 2k^2
Look at: https://www.wyzant.com/resources/answers/392371/what_is_the_length_and_width_of_the_rectangle
We know that
area of circle =pi*r²
for r=4 ft
area=pi*4²------> 16*pi ft²
<span>the shaded sector of the circle represent 3/4 of the total area
so
3/4*16*pi-----> 12*pi ft</span>²
the answer is
12*pi ft²
Just plug in the x-values into the given equation to find. For 9-19-19 whatever the number is correlated to how much the graph is being moved down or up and the x is your slope.