Joel wants to fence off a triangular portion of his yard for his chickens. The three pieces of fencing he has to use are 8 feet, 15 feet, and 20 feet long. Joel cut the longest piece of fencing in order to make a right triangle. If it takes him 30seconds to install each foot of fencing, how many total minutes will it take him to install the fence? * 20 min
17 min
1400min
40min

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt