Aramp leads up to a building. the top of the ramp is 4 feet above the ground, and the bottom is 14 feet from the building, as shown. what is the length of the ramp? round your answer to the nearest tenth of a foot. a. 18 ft b. 10 ft c. 18.6 ft d. 14.6 ft

Last saturday, the museum box office sold 281 tickets for a total of $3,954. adults ticket cost $15, and students ticket cost $12. how many of each kind of tickets were sold?

Will give brainliest sum of arithmetic series (sigma notation) find the numerical answer to the summation given below. (image shown below)

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0