February 19, 2017

Homework Help: MATH

Posted by Karla on Monday, March 8, 2010 at 1:37pm.

13. A tree casts a shadow of 17 ft. The angle of elevation from the tip of the shadow to the top of the tree is 68°. To the nearest foot, what is the height of the tree?

14. The angle of depression of a diver from the boat is 34°, and the diver is 367 ft deep. To the nearest foot, how far is the diver from the ship?

15. A 6-foot-tall person standing at a distance of 27 ft from a water tower must look up at an angle of 46° to see the top of the water tower. To the nearest foot, find the height of the water tower.

16. A hot-air balloon has risen to an altitude of 280 m. You can still see the starting point at an 18° angle of depression. To the nearest meter, how far is the balloon from the starting point?

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