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Mathematics 51 Online
jesseanahjones4:

A kite with a 100 foot-long string is caught in a tree. When the full length of the string is stretched in a straight line to the ground, it touches the ground a distance of 30 feet from the bottom of the tree. Find the measure of the angle between the kite string and the ground. 17° 27° 63° 73°

TheSmartOne:

|dw:1534432531077:dw| Which trigonometric function do you think we should use to calculate the angle?

ratnakermehta20:

\[\cos \theta=(Adjacent Side)/(Hypotenuse)=30/100=0.3:.\theta = \cos^{-1} (0.3)=72.54^{o}\]

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