Friday

August 22, 2014

August 22, 2014

Posted by **Missy** on Saturday, February 11, 2012 at 4:52pm.

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.

Answer: 22.3=height

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?

Answer: 19.4=distance

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 -
**bobpursley**, Saturday, February 11, 2012 at 5:03pm2,3 wrong

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?

**Related Questions**

Pre-Calculus-Trig - A pole tilts 12 degrees from the vertical, away from the sun...

Algebra/Trig Check Answers please - Can you please check these answers thanks 1...

trig - This a problem I need help with. A vertical ple stands by a road that is ...

trig - a vertical pole 3 meters tall casts a shadow 1.8 meters long. what is the...

math - A 20 feet vertical pole cast a shadow of 32 feet. What is the angle of ...

calculus - A straight road makes an angle, A of 12 degrees. When the angle of ...

Trig - A straight road slopes upward 14 degrees from the horizontal. A vertical ...

math - the shadow of an electric pole is 5m long when the angle of elevation of ...

math - a pole leans away from the sun at an angle of 7 degrees to the vertical. ...

calculus - A pole at a right angle to the horizontal is located on a slope that ...