I'm assuming you meant shirts instead of shorts for the older brother.
1/6 + 3/6 = 4/6
4/6 of the shirts belong to his brothers
(or 2/3 if you simplify the fraction)
I’m so sorry I would try my best to answer but I can’t :(
Answer:
ASA theorem (angle side angle)
Step-by-step explanation:
ac is congruent to ac bc of reflexive property.
and bc you found the other two angles using alternate interior angle theorem, it's safe to use angle side angle. if two angles and a side is congruent between the two triangles, then the two sides are congruent.