Question

10. Ifo and tan(0)-3, what is the value of cos(6)? a. Use a trigonometric version of the Pythagorean Theorem to find a solution to this problem. b. Solve this problem again using a right triangle whose legs measure 4 units and 5 units, respectively (This problem has been adapted from an example given on page 39 of the Praxis Study Guide for the Mathematics Tests, ETS, 2003.)

Answer 1

1o a) 2 sec Sec 41 25 seco S4 ら 5