Find the length of an arc in a circle of radius

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1. Find the length of an arc in a circle of radius 10 centimeters subtended by the central angle of 50°. Show your work

2. Graph F(x)= x sin x on [-4π, 4π] and verbalize how the graph varies from the graphs of f(x)= ± x. Graph f(x) = sin x/x on the window [-5π, 5π] and describe freely what the graph shows. You can use www.desmos.com/calculator to obtain the graphs.

3. A 23-ft ladder leans against a building so that the angle between the ground and the ladder is 80°. How high does the ladder reach up the side of the building? Show the steps of your reasoning.

Reference no: EM133084339

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