Aswimming pool that contains 12,500 gallons of water also contains 25 ounces of chlorine. which of these statements is correct based on this information?
the pool has a ratio of 50 gallons of water to 1 ounce of chlorine.
the pool has a ratio of 500 ounces of chlorine to 1 gallon of water.
the pool has a ratio of 50 ounces of chlorine to 1 gallon of water.
the pool has a ratio of 500 gallons of water to 1 ounce of chlorine.

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2