Explain your reasoning. for the answer to 2.5 x 4

10

Step-by-step explanation:

2.5 plus 2.5 is 5 and 5 times 2 is 10, so 2.5 times 4 is 10.

a

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 : )