Find the area of a sector of a circle with radius r and central angle ?. Round your answer to one decimal place.? = 20°, r = 6.0 m
A. 1.0 m2
B. 0.2 m2
C. 12.6 m2
D. 6.3 m2
Answer: D
Mathematics
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Solve the problem.The number of vertices in a tree with 49 edges is
A. 50. B. 249. C. 49. D. 48. E. none of these
Mathematics
State whether the given function is linear and constant, linear but not constant, or nonlinear.f(x) = -4x4 - 2x3 - 8x2 + 0.12x - 10
A. nonlinear B. none of these C. linear, but not constant D. linear, constant
Mathematics
Evaluate the square roots first, then add, subtract, or multiply the results. Do not use a calculator or a square root table.
+ 
A. 0 B. 26 C. 1 D. 6
Mathematics
Use the given graph of a rational function r(x) to solve the problem.Find all values x such that r(x) = 0.
A. 5 B. 3 C. -5 D. -3
Mathematics