Solve the problem.Shown below is the table for clock addition in the 10-hour clock system. 
Find the inverse of 4 in the 10-hour clock system.
A. 5
B. 7
C. 16
D. 6
Answer: D
Mathematics
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Graph the system of inequalities. Find the coordinates of the vertices.3y + x ? 0,y + 2x ? 10,y ? 0
A. 
(0, 0) , (5,0)
B. 
(6, -2)
C. 
(0, 0) , (10, 0)
D. 
(0, 0) , (5, 0) , (6, -2)
Mathematics
Find the indicated part of the right triangle.One leg is 29.37, and the hypotenuse is 45.6. Find the smaller acute angle. Round your answer to the nearest tenth.
A. 49.9° B. 41.8° C. 33.0° D. 40.1°
Mathematics
Find the perimeter (P) of each figure.
A. 94 cm B. 90 cm C. 47 cm D. not enough information given
Mathematics
Graph the function.y = -3 csc 
A. 
B. 
C. 
D. 
Mathematics