Question

50 pts, trigonometry

Answer 1

1.13=D 1.16=C

1.14=B 1.17=A

1.15=E

Explanation:

Answer 2

sin(0) = opposite/hypotenuse = 2/5

cos(0) = adjacent/hypotenuse = sqrt21/5

tan(0) = opposite/adjacent = 2/sqrt21 * sqrt21/sqrt21 = 2sqrt21/21

cot(0) = adjacent/opposite = sqrt21/2

sec(0) = hypotenuse/adjacent = 5sqrt21/21