QUESTION 2
In the diagram below, ABD is a horizontal plane and BC is a vertical pole with height .
AD BD. The angle of elevation of C from A is x and ADB=2x.
2.1
Express AB in terms of x and h
h.cos x
2.2
Prove that AD
h
B
2x
(2)
(6)
solutions for these problems

Répondre :