Answer:
The longest side length is called the hypotenous of the right triangle. To find out a right triangle, u need to square each smaller sides & then square root their summation. Then, if it is same with the larger side,( which is supposed to be the hypotenous) it is a right angle.
Explanation:
a point from crossing from one side to another. Sarah brightman. sorry I am not sure about the last question
