Mary has some boxes that are all cubes of the same size she uses 5 of the boxes to make a tower the height of 115cm she puts 2 more boxes on the pile what is the height of the 7 box tower now?

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?