Please guys help of opt math class 9 trigonometry very hard my head paining help​

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212

Askateboard ramp is in the shape of a right triangle what is the height of the ramp

Find the distance from the theater to the library. leave your answer in simplest radical form if necessary. 12 √12 74 √74