What is the rate of change for the angle of elevation

Reference no: EM131011887

The figure below depicts a child flying a kite on a windy day. The distance y is 100 feet and is constant.

1184_A child flying a kite on a windy day.png

At the instant shown in the sketch, the length of the kite string is 200 feet and the child is releasing string at the rate of 9 ft/sec. What is the rate of change for the angle of elevation from the child to the kite?

Reference no: EM131011887

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