Aballet teacher wants to divide his square classroom in half diagonally with masking tape. how much tape will he need if the side length of the classroom is 40 ft?

Which ahows the graph of the solution set of 6x+4y< 12

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?