Solve the problem. Round to two decimal places if needed.Find the length of the arc intercepted by a central angle of ? = 30° in a circle of radius r = 4 feet.
A. 6.28 feet
B. 376.99 feet
C. 2.09 feet
D. 4.19 feet
Answer: C
Mathematics
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Solve the problem.Suppose that f is continuous and that 
and 
Find 
A. -8 B. -5 C. -40 D. 40
Mathematics
Solve the system by graphing. 4x + y = -11 3x + 6y = 18
A. (4, 5) B. (-2, -3) C. (-4, -5) D. (-4, 5)
Mathematics
Round the amount to the nearest dollar.$99,246.13
A. $99,246.1 B. $99,247 C. $99,000 D. $99,246
Mathematics
Solve the system of equations using substitution.
A. x = 5, y = 9; x = -2, y = 16 or (5, 9), (-2, 16) B. x = -5, y = 19; x = 2, y = 12 or (-5, 19), (2, 12) C. x = 5, y = 19; x = -2, y = 16 or (5, 19), (-2, 16) D. x = 2, y = 12 or (2, 12)
Mathematics