Alonzo is adding water to a swimming pool at a constant rate. The table below shows the amount of water in the pool after different amounts of time. how much water was in the pool when alonzo started adding water? *keep in mind the table starts at 6 mins and 112 gallons

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

answer is (b.

164 ft2)

a base  

18

b base  

7

h height  

8