Answer :
(A. 6mm, 12mm, 13mm) is the correct answer
a^2+b^2=c^2 is equal to a rught triangle
6^2+12^2=13^2
36+144=169
36+144=180
180 does not equal 169, thus making a not a right triangle and the correct answer
a^2+b^2=c^2 is equal to a rught triangle
6^2+12^2=13^2
36+144=169
36+144=180
180 does not equal 169, thus making a not a right triangle and the correct answer