Answer:
3 1/3 gallons
Step-by-step explanation:
It is more helpful to think of the wall as 5 sections. if two sections used 4/3, by logic one section uses 2/3 (because 4/3 ÷ 2 = 2/3). since there are 5 sections, 2/3 × 5 you get 10/3. turn it into a mixed fraction and you get 3 1/3.
The shaded area is
we know that
The shaded area is equal to the area of the large square minus the area of the two smaller squares
so
Calculate the shaded area
Remember that
substitute
3 and what?
if it is 3 and 5 than the answer would be 15
56 total units
Here is what the plane would look like if the figure and points were drawn.
the equation of the line is y = 3x - 5