Answer:
Cos (150) = -√3/2
Step-by-step explanation:
You can find this using a calculator. You will get −0.866025403 which is equal to -√3/2
Answer:
11 unites
Step-by-step explanation:
Find slope. Y2-y1/x2-x1. Then y=mx+b with m being the6 slope and -7 as x. 9 is y, so then substitute, and you have b=whatever number you get. Then put it in y=-7x+what that number is for b.
Hello :
<span>16x²+20y² =4(4x²+5y²)</span>
Answer:
54cm
Step-by-step explanation:
because a trangle is half of a square so you have to mutiple by 2 so 27 * 2 = 54 :)