Answer:

Step-by-step explanation:
If AB is tangent to the circle, then angle ABO is right angle and triangle AOB is special
triangle. In this triangle, the leg that is opposite to the angle of 30° is half of the hypotenuse. Thus,

By the Pythagorean theorem,

Answer:
1) 360
2) 360
Step-by-step explanation:
here is the answer
Answer: y= 3x
Step-by-step explanation:
1. The question lack info