A worker climbed up a ladder to the roof of a building to make some repairs. The ladder was 22ft long and was placed 9ft away from the base of the building. What was the height of the building to the nearest tenth of a foot

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16