Answer:
Option D.
LA Theorem or Postulates
Explanation:
LA theorem or postulates is leg-acute states that if the leg and an acute angle of one right triangle are congruent to the corresponding leg and acute angle of another right triangle, then the triangles are congruent.
In and
[Given]
[Acute angle] [Given]
[Given]
By LA theorems or postulates,
Therefore, LA theorems or postulates support the conclusion that the triangles are congruent.
It's C because you need to find how many points each student earned per grade (freshman & sophomore). Then you multiply it by 30 to find out how many points each student scored in the whole class.
Hope this helps!
Answer:
if I'm not wrong I think it's B