Help what is it i cant do whatever peganroym therom thing is

13.4

Step-by-step explanation:

use a^2+b^2=c^2

longest side=18 so c=18

other leg= 144

plug it in: 12^2+b^2=18^2

144+b^2=324

144+b^2=324-144

180 square root= 13.4

c. prove the lengths are the same.

step-by-step explanation:

you need to prove the segments are congruent. congruent segments have the same length. find the lengths of the segments using the distance formula, and compare them.

answer: c. prove the lengths are the same.

i dont know sorry

step-by-step explanation: