SAS
there is an included angle on each triangle so if you look carefully there are two sides in which are given
You have to find how many kids are in eighth grade so you would multiply 34x6 and get 204 then you decide that by 1/4 and you get 51
First you have to find the angle B (check attachment)

Then you can find the last angle inside the triangle, which I'll call C

Now you can find angle A

Answer:
11
Step-by-step explanation:
the image above explains it