An unprepared student makes random guesses on all questions of her multiple choice test. if there are 16 questions and each question has 4 possible answers, what is the probability she will answer at least one question correctly?

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,

to have more of what you want like money

step-by-step explanation:

save it by not spending on unnecessary stuff and have more