A cell phone tower is 180 feet tall. A maintenance shed for the tower is 15 feet from the base of the tower. What is the measure of the angle located at the shed
formed by the ground and the line to the top of the tower?

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?