How can you prove a triangle is a right triangle?

Select one:
a. Use the distance formula to see if at least two sides are congruent.
b. Use the slope formula to see if any sides are perpendicular.
c. Use the distance formula to see if all three sides are congruent.
d. Use the slope formula to see if any sides are parallel.

Question

How can you prove a triangle is a right triangle?

Select one:
a. Use the distance formula to see if at least two sides are congruent.
b. Use the slope formula to see if any sides are perpendicular.
c. Use the distance formula to see if all three sides are congruent.
d. Use the slope formula to see if any sides are parallel.

across · Answer

e. Show that the dot product of a pair of sides is orthogonal.

On a more serious note, which one do you think is the answer?

likeabossssssss · Answer

what do u think it is

simplymarie_x · Answer

I think it's B

simplymarie_x · Answer

And @across what do you mean by e? lol

simplymarie_x · Answer

There isn't an E option

arthur_ser · Answer

If a triangle has two of its sides perpendicular to each other what type of triangle it is?

jim_thompson5910 · Answer

you are correct @simplymarie_x if you can show the two sides are perpendicular, then it's a right triangle

perpendicular = 90 degrees

simplymarie_x · Answer

Thank you :-)