Triangle l n m is shown. Angle l n m is 90 degrees and angle n m l is 20 degrees. The length of l n is 21. Use the diagram to complete the statements. The measure of angle l is °. The trigonometric ratio that uses ∠m and ln to solve for nm is. The length of nm, to the nearest tenth, is approximately

answer:

ill take the 8 points

explanation:

answer:

i havent taken the psat, but i have the sat, make sure to bring some snacks, because youre in there forever, 2 sharp number two pencils, an sat approved calculator, and maybe a jacket.   your phone and any books will be taken up, so don't try to bring them(but they will be given back at the end of the testing).   good luck!   i hope you do well!

c is your correct answer

answer:

for this

explanation: