Answer:
Step-by-step explanation:
This triangle is a 30°-60°-90° triangle, so you should always remember the rule shown in the picture. Because y is across from the 60° angle, it will be . 3 is x because it is across from the 30° angle, so y will be .
Answer: Angle C: 137 degrees
A+B+C=180
18+25+C=180
C=137
the first one.simple ezzzz
b
hope this helps