SOLUTION: Solve. Selma is flying a kite. She lets out 80 feet of string. Her brother moves to a point where he is standing directly under the kite. He measures this distance to be 30 fee

Algebra ->  Equations -> SOLUTION: Solve. Selma is flying a kite. She lets out 80 feet of string. Her brother moves to a point where he is standing directly under the kite. He measures this distance to be 30 fee      Log On


   



Question 317245: Solve.
Selma is flying a kite. She lets out 80 feet of string. Her brother moves to a point where he is standing directly under the kite. He measures this distance to be 30 feet. How high is the kite?

Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
triangle question
80=c
30=a
find b
a%5E2%2Bb%5E2=c%5E2
30%5E2%2Bb%5E2=80%5E2
900%2Bb%5E2=6400
b%5E2=5500
b=74.162
74.162 feet high