Sorry Idk this I wish I can help but I got lost myself
EC= 12sqrt2
Use the pythagorean theorem to find EC.
6^2+EC^2=18^2
36+EC^2=324
EC^2=288
square root both sides
EC= 12sqrt2
Answer:
B] (-2, -3)
Step-by-step explanation:
The easiest way to solve this question is to try plugging in the ordered pairs into the equation. When we do this we find that B is the correct answer.
7(-2)-5(-3)=1
-14+15=1
1=1