An angle measures 2π/3 radians. Describe how to use special right triangles and the unit circle as tools to calculate the sine and cosine of this angle. PLS

-7/8

step-by-step explanation:

instead of subtracting you add the -6/8 and -1/8

what

180-142=38 for the acute angle next to the entry

90+38=128

180-128=52

a=52

step-by-step explanation:

x-150=475   x=625

step-by-step explanation:

if the bike after the sale ($150) is $475 then just simply add 150 to 475.