The ponce de leon lighthouse in st. augustine, florida, is the second tallest brick tower in the united states. it was built in 1887 and rises 175 feet above sea level. how far from the base of the lighthouse is a motorboat if the angle of depression from the top of the lighthouse is 13° 15'?
a. ≈ 654.2 ft.
b. ≈ 743.2 ft. < -- this is the answer
c. ≈ 765.8 ft.
d. ≈ 648.6 ft.

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0