CK-12-Pre-Calculus Concepts

(Marvins-Underground-K-12) #1

http://www.ck12.org Chapter 4. Basic Triangle Trigonometry



  1. Which angle corresponds to the side that is 12 units?

  2. Which side corresponds to the right angle?

  3. Which angle corresponds to the side that is 5 units?

  4. A right triangle has an angle ofπ 6 radians and a hypotenuse of 20 inches. What are the lengths of the other two
    sides of the triangle?

  5. A triangle has two angles that measureπ 4 radians. The longest side is 3 inches long. What are the lengths of the
    other two sides?
    For 14-19, verify the Pythagorean Number Triple using the Pythagorean Theorem.

  6. 3, 4, 5

  7. 5, 12, 13

  8. 7, 24, 25

  9. 8, 15, 17

  10. 9, 40, 41

  11. 6, 8, 10

  12. Find another Pythagorean Number Triple using the method explained for finding “11, 60, 61”.

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