Question

WILL FAN AND MEDAL PLEASE HELP!!!!!!

Answer 1

How can you prove a triangle is a right triangle?

Use the distance formula to see if at least two sides are congruent.

Use the slope formula to see if any sides are perpendicular.

Use the distance formula to see if all three sides are congruent.

Use the slope formula to see if any sides are parallel.

Answer 2

3rd one

Answer 3

thanks so much

Answer 4

No, you can use a PYTHEGOREAN theorem, and if the sides fit into it perfect then it is a right triangle.

Answer 5

Or B

Answer 6

hahah okay

Answer 7

B/c if 2 sides of the triangle are perpendicular, then it is a right triangle