Solve the problem.A wicker basket has a circular rim with a diameter of 8 inches. How many inches of ribbon are needed to go once around the rim? Use 3.14 for ?. Round your answer to the nearest tenth.
A. 25.1 in.
B. 50.2 in.
C. 23.1 in.
D. 64 in.
Answer: A
Mathematics
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Find the x- and y-intercepts. If no x-intercepts exist, state so.y = -x2 + 19x - 90
A. No x-intercepts, (0, 9) B. (9, 0), (10, 0), (0, -90) C. (9, 0), (10, 0), (0, 9) D. (-9, 0), (-10, 0), (0, -90)
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Use exponential notation to write the repeated multiplication.9 ? 9 ? 9 ? 9
A. 92 B. 49 C. 36 D. 94
Mathematics
Discuss the equation and graph it.r = 
A. directrix parallel to polar
axis 2 below pole
focus (0, 0), vertex 
B. directrix perpendicular to polar
axis 2 left of pole
focus (0, 0), vertex 
C. directrix perpendicular to polar
axis 2 right of pole
focus (0, 0), vertex 
D. directrix parallel to polar
axis 2 above pole
focus (0, 0), vertex 
Mathematics
Evaluate.(-1)5
A. -1 B. 1 C. 5 D. -5
Mathematics