SOLUTION: Mildred is flying a kite on a 30-m string. The angle of elevation of the kite measures 40 degrees, and Mildred's hand is 2 m above the ground. About how high is the kite off the

Algebra ->  Test -> SOLUTION: Mildred is flying a kite on a 30-m string. The angle of elevation of the kite measures 40 degrees, and Mildred's hand is 2 m above the ground. About how high is the kite off the      Log On


   



Question 87591: Mildred is flying a kite on a 30-m string. The angle of elevation of the kite measures 40 degrees, and Mildred's hand is 2 m above the ground. About how high is the kite off the ground?
Answer by madhujiithcharu@yahoo.co.in(28) About Me  (Show Source):
You can put this solution on YOUR website!
Consider an rt. angled triangle ABC with angle ACB = 90 and angle CAB = 40.
Since his hand is 2ms high from the ground , the height of the kite is

BC = 30 sin 40 + 2
= 30 (0.6428 ) + 2
= 19.284 + 2
= 21.284 m