Aramp is used to load suitcases on an airplane. if the cargo door is 7 feet from the ground and the angle formed by the end of the ramp and the ground is 25 , how long is the ramp

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Factor k2 - 17k + 16. a.(k - 2)(k - 8) b.(k - 1)(k + 16) c.(k - 1)(k - 16)

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?