I need help with #3 please help if you can and show ur work.

use this formula:

p(a\b) = p(a and b)/p(b).

take it from here.

answer:  

step-by-step explanation:

here x represents the height of the pole,

and, the height of the shadow of the pole is 12 feet.

also, the angle of elevation from the top of the pole is 40°,

therefore,

by the low of sine,

which is the required equation for finding the value of x,

did you get the answer yet?

step-by-step explanation:

it's undefined because anything multiplied by 0 is 0. that said, 7 days is 168 hours