You bought 5 pairs of socks for $19. the wool socks you bought cost five dollars per pair. the cotton socks you bought cost three dollars per pair. how many of each type of sock did you buy? show work

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,

a

step-by-step explanation: