<span>If two angles are supplementary to the same angles, then "Their sum would be equal to 180 degrees"
Hope this helps!</span>
Congruent means they are the same size
To prove the two triangles are congruent you would need to know the length of at least two of the sides. If two sides were not known you would need to know the length of one side and at least one of the unknown angles.
181818/1000000. let me know if im wrong! <3
So it is the product of
And 2,5 and 11 are prime numbers, so there you go :)