Amy raised £n for charity. chris raised £18 more than amy.
the mean amount raised by the two of them is £45. work out how much money each one of them raised..
it's one of my maths homework questions , me , you!

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,