Posted by **Alexander** on Wednesday, July 10, 2013 at 5:41pm.

When the angle of elevation of the sin55 a tower cast a shadow 20m long. Find the height of the tower

- Maths -
**justin**, Wednesday, July 10, 2013 at 9:44pm
20sin55 is equal to 16.4 m

- Maths -
**Steve**, Thursday, July 11, 2013 at 10:54am
The wording is a bit murky. I think you meant to say

When the angle of elevation of the sun is 55°

Given that, however, the height h is given by

h/20 = tan 55°

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