Given that Y is 20cm on a bearing of 300\(^o\) from x, how far south of y is x?
A
10cm
B
15cm
C
25cm
D
30cm
Verified Correct Answer: A.
Step-by-Step Mathematical Solution
In \(\bigtriangleup\)YSC, sin 30\(^o\) = \(\frac{YS}{20}\)
|YS| = 20 sin 30\(^o\)
= 20 x 0.5
10m
Source: Myschool Past Questions Archive (Record #49615)