Answer:
Step-by-step explanation:
the second one dose I believe
.58c
Find 42% of c
.42c
Then subtract that from c
c - .42c
.58c is 42% less than c
C
let hypotenuse of triangle with 60°=y
2
x(60) = 12(10) -->
x(60) = 120 -->
x = 2
61.93°
sin x=15/17
=0.8824
sin-1 0.8824
=61.93°
