Attachment 18840

kindly answer the bearing... i got the angle at forest island but i dont know how to get the bearing in from forst island to home port..

the bearing should be South East, but what degrees

Printable View

- Sep 6th 2010, 03:31 AMaeroflixbearing
Attachment 18840

kindly answer the bearing... i got the angle at forest island but i dont know how to get the bearing in from forst island to home port..

the bearing should be South East, but what degrees - Sep 6th 2010, 07:49 AMSoroban
Hello, aeroflix!

Quote:

A fisherman leaves his homeport and heads in the direction .

He sails 30 miles and reaches Egg Island.

The next day he sails for 50 miles to Forest Island.

(b) Find the bearing from Forest Island back to his homeport.

In my diagram, I omitted the distances (they wouldn't fit).

I hope you read it.

Code:`F`

♥

Q *:

: * :*

:10* :

: * : * P

:* S :

E ♥100 * :

: * :

:70 * * :

: * 70:

R * *:

* :

♥ H

The homeport is

He sails 30 miles to

. .

Then he sails 50 miles to

. .

I assume that part (a) asked for the distance from to

. .

Hence: .

Now we determine

. .

Hence: .

Then:. .

Note that: .

Therefore, the bearing is: .

- Sep 6th 2010, 11:41 AMaeroflix
thanks soroban.. now i realize that there are some same angles :)