I think its c. because m-7 is difference and + 15 is increasing
Answer:
3
Step-by-step explanation:
The lights and pole form a right triangle. The question gives the hypotenuse as 5 and one side length as 4.
Use the Pythagorean theorem:
.
Plug in what you are given: 


b = 3
Or you could recognize that it was a pythagorean triple: 3, 4, 5
I think that it would be true, but, don't make me promise that it's right, lol XD
Answer:
C
Step-by-step explanation:
C, because the second line keeps adding 6 to it and, the third line keeps adding 7.