If four coordinates are given then:-
- Find length of the sides using distance formula

- Now break down into two triangles .
- Use herons formula and find areas of the triangles .add them and get the area
Answer:
25
Step-by-step explanation:
If you add 25 to both sides, you get
x^2-10x+25=26.
Now, you can simplify the left side into a perfect square
(x-5)^2=26
Answer:
x=1+√334, x=1−√334
Step-by-step explanation:
Answer:
J=-50
Step-by-step explanation: