A bicycle wheel 26 inches in diameter travels 2pi/3 in 0.075 seconds. Through how many revolutions does the wheel Turn in 30 seconds?

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250

In δabc, m∠acb = 90°, cd ⊥ ab and m∠acd = 45°. find: a find cd, if bc = 3 in