A building manager needs to order 9 replacement panes that are
all the same size, each similar to the window
itself. At what angles should each pane be cut
in order to fit in the window? What are the
dimensions of each pane? Explain.
96°
40.5 ft
42°
60 ft

i need more information to answer

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,