Which of the options below show two numbers that are opposites? Select all that apply. A) 8.9 and -8.9
B) -24 and 42
C) -15 and 51
D-9.7 and 9.7
E) 2.8 and -2.8

1. if sin t=.29 and ,sin w=.43 both t and w are positive, and the angles determined by t and w are in quadrant 2, then which of the following statements is true? a. t > w b. w > t c. cannot be determined 2. if cos t=-.42 and ,cos w=-.80 both t and w are positive, and the angles determined by t and w are in quadrant 3, then which of the following statements is true? a. t > w b. w > t c. cannot be determined