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6-7.

For each of the triangles below, find .

  1. A triangle where two of the angles are 60 degrees.  The side opposite one of the 60 degrees is labeled 8 centimeters. Side, X, is opposite the unknown angle.

    Find the measure of the unknown angle.
    What does this measure tell you about the lengths of the sides?

  1. A right triangle with legs, X, and 27 feet. The angle opposite the side, X, is 29 degrees.

     

    Which trigonometric ratio can you use to find the unknown side?

    feet

  1. A right triangle with a hypotenuse of 16 inches, and legs X, and 5 inches.

    Use the Pythagorean Theorem to find the length of the unknown side.