Provide an appropriate response.Which regular polygon can be used to make a tiling?

A. pentagon
B. triangle
C. octagon
D. parallelogram


Answer: B

Mathematics

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Simplify the expression. Use positive exponents. Assume variables represent nonnegative numbers.

A. 5xy B. 5x7y8  C. 5x5y7 D. 5x2y3 

Mathematics

Find the indicated part of the right triangle.One leg is 7.5, and the angle opposite this leg is 50.8°. Find the other leg. Round your answer to the nearest hundredth.

A. 9.20 B. 6.12 C. 9.68 D. 4.36

Mathematics

Solve the problem.The following table shows the median number of hours of leisure time per week for Americans in various years.Let f(t) be the median number of hours of leisure time at t years since 1993. Use a graphing calculator to plot a scatterplot to describe the data. Using the same viewing window, draw the graph of the quadratic model  Use the model to estimate when the median number of hours of leisure time was the lowest.

What will be an ideal response?

Mathematics

Solve the inequality and graph the solution real number line. ? 2

A.

B.

C.

D.

Mathematics