8. In a triange ABC, AB = 4.8cm, BC = 3.8 cm and A ^B C =42 degrees

P is the foot of the perpendicular from A to BC.

i. Calculate the area of triangle ABC

ii. Deduce the length of AP.

_______________________________________

Okay, I don't understand what they mean by "P is the foot of the perpendicular from A to BC"

And how would i go about deducing the answer? Help