Georgina bought 6 shirts that cost the same amount of money. She
had a $15 off coupon for the
shirts. Using the coupon,
Georgina spent $39. Find the cost
of each shirt before the coupon
was applied. (Don't forget your
units!)

54$

Step-by-step explanation:

1. 39+15 = 54

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,