Solve the problem.The side of an equilateral triangle is 8 inches shorter than the side of a square. The perimeter of the square is 46 inches more than the perimeter of the triangle. Find the length of a side of the triangle.
A. 24 inches
B. 21 inches
C. 14 inches
D. 22 inches
Answer: C
Mathematics
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Find all angles in [0°, 360°) that satisfy the equation.
sec 2? = 2
A. {0°, 120°, 180°, 240°} B. {30°, 90°, 150°, 270°} C. {15°, 165°, 195°, 345°} D. {105°, 165°, 285°, 345°}
Mathematics
Use a sum or difference identity to find the exact value.sin 
A. 
B. 
C. 
D. 
Mathematics
Find the x- and y-intercepts, and graph the equation.3x + 6y = 18
A. (0, 3), (6, 0)
B. (0, 3), (-6, 0)
C. (0, -3), (6, 0)
D. (0, 6), (3, 0)
Mathematics
Use the quadratic formula to solve the quadratic equation.7k2 - 3k - 5 = 0
A. 
B. 
C. 
D. 
Mathematics