Solve the problem.The minute hand of a clock is 4 inches long. How far does the tip of the minute hand move in 20 minutes? Round your answer to two decimal places when necessary.
A. 9.61 in.
B. 10.89 in.
C. 6.64 in.
D. 8.38 in.
Answer: D
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The pendulum on a grandfather clock swings from side to side once every second. If the length of the pendulum is 4 feet and the angle through which it swings is 23°, how far does the tip of the pendulum travel in 1 second? ? If the answer needs rounding, round it to three significant digits. ? __________ feet
What will be an ideal response?
Solve the system by graphing. If there isn't a unique solution to the system, state the reason.8x + y = 0-8x + y = -16
A. (1, 16) B. (1, -8) C. (-1, -8) D. (-1, 8)
Write a positive or negative fraction to describe the situation.Overnight, 
ft of snow fell on the southwest side of the city.
A. 6
B. - 
C. - 3
D. 
The following is a polygonal path obtained from Euler's method with n = 4 to approximate a solution f(t) of a differential equation. Indicate whether the following statements are true or false: 
f(1) ? 
A. True B. False