Written form: fifty thousand eight hundred ninety-seven.
expanded form: 50000+800+90+7
Step-by-step explanation:
The distance formula between two points:

Substitute the coordinates of the points.

If a ≤ b < c are the sides of the right triangle, then
a² + b² = c²

used
for a ≥ 0.
therefore ΔABC is a right triangle.
Answer:
Help with what? You didn't post anything.
Step-by-step explanation:
It’s B because they both equal each other I would explain more but I’m in class but the answer is definitely B