James is fencing off a triangular region for his cats to play in. from the first fence post, he walks 13 meters in a straight line and plants the second fence post. from there, james heads in another direction for 5 meters and places the third fence post. if the distance between the first and third fence posts is 9 meters, find the area of the enclosed region. round the answer to the nearest tenth.

Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?

Identify one charcteristic of exponential growth

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?