Asked by ronneka
a pendulum length 12.3 inches swings 2 degrees and 57 minutes to each side of its vertical position. To the nearest hundredth of an inch, what is the lenght of the arc through which the end of the pendumlum swings?
Answers
Answered by
MathMate
radius, r = 12.3"
θ
=2*(2°57')
=2*(2+57/60)°*π/180 radians
=0.10297 radian
Arc length = rθ
=1.27"
θ
=2*(2°57')
=2*(2+57/60)°*π/180 radians
=0.10297 radian
Arc length = rθ
=1.27"
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