Amovie ticket costs $10, and it costs an additional p dollars to buy a small popcorn. The total cost for 3 people to go to the Movie theater and each buy a popcorn is $42. How much does it cost for one person to buy a popcorn? It would cost $ for one person to buy a popcorn.

$4

Step-by-step explanation:

A movie ticket costs 10 dollars, and three people go.

10 x 3 = 30

42 - 30 = 12

The leftover money is for buying popcorn for each person.

12 / 3 = 4

So, it would cost 4 dollars for one person to buy a popcorn.

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,