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.

... This solution is comprised of a detailed explanation of Pythagoras Theorem and its application in solving Billboard and Ladder Problems in Trigonometry. ...

... with the problems regarding the Pythagoras theorem, cosine and ... Journeys and pythagora' theorem and trigonomety and ... the grid refernces and trigonometry to check ...

... 9) Which basic trigonometric identity is actually a statement of the Pythagorean... By the Pythagorean Theorem, this boils down to the problem of finding ...

... A Asinθ θ. Acosθ. Problems (Trigonometry). 1) You are driving into St. ... a) Distance walked by the performer = d. By Pythagoras theorem: 26.72 = 252 + d2. ...

... work/calculations and the correct answer to each problem. ... Using Pythagoras theorem :In a right triangle with sides ... We write the following trigonometric relation ...

... which was founded by Pythagoras around 585 BC Pythagorean emphasized the number theory and discovered ... is also known as the father of trigonometry, a form ...

... Check out the cosine law at: http://www.cut-the-knot.org/pythagoras/cosine.shtml. Trigonometry word problems are solved. ... According to the cosine theorem we have ...

... Thanks for using BrainMass. A minimization problem is solved using trigonometry and the Pythagorean theorem. The solution is detailed and well presented. ...