Forty nine hours and ten minutes I’m pretty sure
If the length of the ladder is x then 12/x=cos70, so x=12/cos70=35’ approx, answer c.
Multiply all of those numbers
Answer:
7 units
Step-by-step explanation:
hope I helped today
The answer is 124 deg. because all the equation is 3x+40=7x-72 and when you solve for x, you get 28. Then all you have to do is plug 28 into the equation 3x+40 and you get 124..:)):