Question

Which step should be used to prove that point A is equidistant from points C and B?

In triangles ABD and ACD, all three angles are equal.
In triangles ABC and ABD, one side and one common angle are equal.
In triangles ABC and ADC, two sides are unequal.
In triangles ABD and ACD, two sides and an included angle are equal.

Answer 1

@ma

Answer 2

if CD is congruent with BD

Answer 3

can you explain maybe?

Answer 4

do you know Pythagorean theorem?

Answer 5

That has nothing to do with this. This is Triangle Proofs

Answer 6

ye you can derive your proof from pythagorean theorem
so IT HAS EVERYTHING TO DO WITH THIS PROBLEM

Answer 7

XDD

Answer 8

calm down ;)

Answer 9

Bhaskara's Second Proof of the Pythagorean Theorem

Answer 10

http://jwilson.coe.uga.edu/emt668/emt668.student.folders/headangela/essay1/pythagorean.html