You can mow your lawn in 3 hours. Working together , you and your brother can mow the lawn in just 1 hour. let t be the time (in hours) your brother would take to mow the lawn when working alone. Set up an equation and solve to find out how long your brother would take to mow the lawn when working alone.

the answer is d

step-by-step explanation:

hi there!

step-by-step explanation:

a roof pitch is basically for every inch rise there is 12 inches run.

the height of the roof is also known as the rafter.

formula: rafter^2 = rise^2 + run^2

rafter^2 = 5^2 + 12^2

rafter^2 = 25 + 144

rafter ^2 = 169"^2

the height of the roof from the lowest point to the highest point is 169"^2.

hope this : )

to complete this square you have to rotate about the origin 270 degrees clockwise.