Answer:
Step-by-step explanation:
I have no idea


side note: multiplying by the LCD of both sides is just to get rid of the denominators
So, difference as in subtract? so, if it is, it would be 15. if it means percent difference, it's about 60%.
Answer: 
Step-by-step explanation:
Given
String of the kite is 
Angle of elevation 
suppose altitude of the kite is h
from the figure, we can write

Thus, the altitude of the kite is 