Which statement best describes how african americans in the south contributed to the union war effort?
a. african americans left the south for border states.
b. african americans staged work slowdowns.
c. african americans provided nursing care.
d. african americans stayed and continued to work hard.

Remember soh-cah-toasoh: cah: toa: now, looking at the picture we can see that we have an angle, the hypotenuse and want to find the value of the adjacent side to the angle. so we use cah to find the adjacent angle. plug in what we have: we need to solve for x now so we get it by itself on one side: plug this into your calculator and you'll find that: