Post a New Question
posted by lan Sunday, May 8, 2011 at 4:06pm.
A right triangle has sides of length 5, 12 and 13. What is the sine of the angle opposite the hypotenuse? (A) 1 (B) 5/12 (C) 5/13 (D) 12/13 (E) None of the above.
Mmmmh, aren't they asking for sin 90° ?
More Related Questions