Aconstruction crew is digging a hole. on the firt day, they dug a hole 5 feet deep. on the second day they dug 4 more feet. on the third day, they dug 6 more feet. write a sum of negative numbers to represent this situation find the total sum

25

step-by-step explanation:

answer: 1inch=7days  

12inch=12*7=84days

step-by-step explanation:

isaiah walks 3 miles due north, turns and then 5 miles due east. how far is he from his starting point?

a^2 + b^2 = c^2

let c = distance from starting point.

(3)^2 + (5)^2 = c^2

9 + 25 = c^2

34 = c^2

sqrt{34} = sqrt{c^2}

sqrt{34} = c