Please help. I need the answers to these. I don't get Trigonometry at all.

below

Step-by-step explanation:

1) -.91

2) .53

3) .04

Step-by-step explanation:

= -.905578362

-.91 rounded to the nearest hundredth

= .5253219888

.53 rounded to the nearest hundredth

= .0354205013

.04 rounded to the nearest hundredth

i believe it is c.y = 9x

rise over run. 9 units up over 1 unit right or 9/1

answer 1 : option "c"

answer 2 : option "d"

answer 3 : option "b"

answer 4 : option "d"

answer 5 : option "b"

answer 6 : option "a"

answer 7 : option "c"

answer 8 : option "d"

answer 9 : option "c"

answer 10 : option "d"

answer 11 : option "c"

answer 12 option "b"

answer 13 option "c"

answer 14 option "c"

answer 15 option "d"

answer 16 option "a"

answer 17 option "b"

answer 18 option "c"

answer 19 option "a"

answer 20 option "a"

answer 21 option "c"

d