Answer:

Step-by-step explanation:
A fraction is a quantity that is not a whole number. In maths, a fraction usually has a numerator and a denominator.
The numerator is the number above. While the denominator is the number below
an example of a fraction = 
4 is the numerator while 5 is the denominator
In this question, the numerator would be the number of times she walked to school in march(16). While the denominator would be the number of school days in March

the above fraction is not in its simplest form. To express in its simplest form, divide both numerator and the denominator by 8 . this gives

Answer:
a. 7/18
b. K1 and k2 are not independent
Step-by-step explanation:
See attachment please
Answer:
30°
Step-by-step explanation:
if correct pls mark brainliest
Answer:
you use the Pythagoras theorem. change the subject of formula to suit your question