No one is going to do all this for 5 points...
Answer:
A triangle with three angles that each measure between 0º and 90º.
A triangle with one angle that measures between 90º and 180º.
A triangle containing a right angle.
The first one is 2.52 × 10 to the negative third power while the second one answers 1.11850 × 10 to the positive five power
Answer: the distance between the two points in Decimal Form is 9.899
Its A hope this helped 100% correct