Step-by-step explanation:
Isolate the variable by dividing each side by factors that don't contain the variable.
n
=
2
Answer:
Option A.
Step-by-step explanation:
The length of the hypotenuse of a right angle 145 units.
The length of one leg of the triangle can be measured by Pythagoras theorem.
other leg = 
=
= 
= 
Therefore, option A is the correct option because the other leg should be
.