Posted by Missy on .
Please check these answers thanks.
1. The shadow of a vertical pole is 24.8 feet long when the angle of elevation of the sun is 42degrees 0.0'. Find the height of the pole.
2. From a point on a lighthouse 108 feet above water, the angle of depression of a boat is 10degrees 10'. How far is the boat from the lighthouse?
3. What is the angle of elevation of the sun when a vertical pole 18 feet high casts a shadow of 11 feet long?
Answer: 36degrees=angle of elevation
4. In measuring the length of the east-west boundary of a piece of land, a surveyor comes to a marshy place. He diverts his path from a point P on the boundary line directly north to Q and from Q returns to R on the line. If the bearing of R from Q is S 60degrees 00'E and the distance PQ is 320 feet, find the distance PR.
Answer: 369.5= distance
Algebra/Trig Check Answers please -
I don't understand exactly what S60E means, it is not a standard measure. Is it 60 deg S of E, or 60 deg E of S?