4.- The diagonal in a rectangle is 20 units long, and the angle between the diagonal and a side is 36 degrees 42'.
What is the length of the side adjacent to the given angle?

5.-In an isosceles triangle each of the equal side is 10 meters and the base is 16 meters. Find the vertex angle accurate to the next minute.

Solution Summary

Trigonometry and Pythagorean (Pythagorus) Theorem Problems are investigated. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.

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