Simplify the expression.
? 
A. 2 
B. 2 
+ 2 
C. 4
D. 
Answer: A
Mathematics
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Graph the circle.x2 + (y - 1)2 = 4
A. 
B. 
C. 
D. 
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Write the number in scientific notation.15.92
A. 1.592 × 10-2 B. 1.592 × 101 C. 1.592 × 102 D. 1.592 × 10-1
Mathematics
Find the volume of the specified solid. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.A hemisphere with radius 1.05 m
A. 4.8 m3 B. 1.4 m3 C. 2.7 m3 D. 2.4 m3
Mathematics
Trace the following circle and using only a compass and straightedge, find the center of the circle.
Mathematics