Answer:
cos(71)
Step-by-step explanation:
Since 19° is less than 90, we can express this in terms of confunction.
sin(θ) = cos(90-θ)
sin(19) = cos(90-19)
sin(19) = cos(71)
y=2.6
y/4=1.3/2
cross product
4*1.3=y*2
5.2=2y
y=5.2/2
x-11
how can someone solve dis?
