Question R16 Q17 - NSB MS 2012

A ball travels a distances of 10π meters around a circle with a radius of 40 meters. Which of the following is its displacement in meters?

W) 40sin(π/4)/sin(3π/8) [40 sine of, open parenthesis, pi over 4, close parenthesis, over sine of, open parenthesis, 3 pi over 8, close parenthesis]

X) 40sin(2/3) [40 sine of two thirds]

Y) 10π

Z) 40sin(π/8)/sin(7π/16) [40 sine of, open parenthesis, pi over 8, close parenthesis, over sine of, open parenthesis, 7 pi over 16, close parenthesis]

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