Question

The distance formula can be used to prove a triangle has

Select one:
a. congruent sides
b. a right angle
c. parallel sides
d. congruent angles

Answer 1

The answer should be congruent sides.

Explanation:

Answer 2

Distance formula is used to prove that line segments are congruent and the lengths are equal.
Here is the distance formula :

sqrt [(x2-x1)^2 + (y2-y1)^2]

Hence the right answer is :
a. congruent sides