Answer:
5
Step-by-step explanation:
Distance between the given points is 17 - (-4) = 21 units
The location of the point is -4 + 9 = 5 (answer)
3/7 of the way from A = 21 * 3/7 = 9 units
One possible answer is 120°
Here are some that may help: 1/8, 2/8, 3/8, 4/8, 5/8, 6/8, 7/8
Have a great night! Hope this helped!