Evaluate the expression without using a calculator.(-1)2/7
A. 1
B. 0
C. -1
D. - 
Answer: A
Mathematics
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Draw the given angle in standard position. Draw an arrow representing the correct amount of rotation. Find the measure of two other angles, one positive and one negative, coterminal with the given angle.20°
A. 200° and -160°
B. 380° and -340°
C. 200° and -160°
D. 380° and -340°
Mathematics
Fill in the blank.A centimeter is _________ an inch.
A. the same length as B. longer than C. shorter than
Mathematics
Convert the mixed number to an improper fraction.5
A. 
B. 
C. 
D. 
Mathematics
Perform the operation indicated. Simplify.
- 
A. 
B. 
C. 
D. 
Mathematics