From a point P, Q is 5km due West and R is12km due South of Q. Find the distance between P and R.
A
5km
B
12km
C
13km
D
17km
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
Using Pythagoras theorem
PR\(^2\) = 5\(^2\) + 12\(^2\)
25 + 144 = 169
PR = \sqrt(169)= 13km
Source: Myschool Past Questions Archive (Record #47584)