Answer:

Explanation:
Given

See attachment
Required
Find 
To do this, we make use of the following theorem
--- angle at the center and angle between two tangents add up to 180 (i.e. they are supplementary angles)
So, we have:

Collect like terms


Answer: it would be : C
Explanation
Be cause it is not a natural cause glaciers are water is and wind but not temperature
Answer:
is the outermost layer of the atmosphere
Answer:
I don't get you. Give the question out again
D or B because they don’t live there