Answer:
2,5
Step-by-step explanation:
(1+3)/2, (4+6)/2
I think we need a coordinate grid for that,,
The numbers are 15,18
They add to 33 and a difference of 3
They are based on SSS. They have the middle side which they share and is equal. And those other two lines also make those sides equal, so all sides are equal and they’re congruent