The answer is 110.
The 55 degree angle is related to arc B. The measure of arc B is double the measure of the angle. So, arc B covers 55*2=110 degrees.
Answer:
carbon
Step-by-step explanation:
it is obvious you can tell
Answer:

Step-by-step explanation:
To prove the given identity, we solve the left hand side and right hand side expressions and show that they are equal.
So we get

The probability of selecting a green marble in one turn is 7/7+3 which is 7/10. For 3 turns, we will do