On the top problem: Angle A and Angle B are a right angle so it equals 90 degrees. If Angle B is 50 degrees that makes Angle A 40 degrees. Angle A and Angle C is a straight line and equals 180 degrees so if Angle A equals 40 degrees that means Angle C equals 140 degrees.
Answer:

Step-by-step explanation:
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Five raised to the fifth power 5^5 5*5*5*5*5 = 3,125
Given below is the answer
Answer:
A.
Step-by-step explanation: