A kite flying at a height of45 m from the level ground is attached to a string inclinedat 60 degree to the horizontal.the length of the string is
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Consider a right angle triangle ABC. Right angle at B. Angle C = 60 degree.
AB = 45
AC = length of the string = x
Now,
Sin 60 = AB/AC
sq rt 3/2 = 45/x
1.73*x = 90
x = 52 m.