2/3 of a pizza was left over. a group of friends divided the leftover pizza into pieces each equal to 1/18 of the original pizza. after each friend took one piece, 1/6 of the original pizza remained. how many friends were on the group

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,

i believe the correct answer is b.

step-by-step explanation: