Question

Plz help!!! I’ll give 10 points to the first person to give me a correct answer...I need to get my grade up before the end of the semester

Answer 1

A= 30

B= 60

C= 90

Explanation:

A is already shown.

B has a right angle making it 90 degrees.

A triangle is 180 degrees 30+90= 120

180-120=60