SOLUTION: The guy wire on a TV antenna is 1 m longer than the height of the antenna. If the guy wire is anchored 3 m from the foot of the antenna, how tall is the antenna?
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Question 237948: The guy wire on a TV antenna is 1 m longer than the height of the antenna. If the guy wire is anchored 3 m from the foot of the antenna, how tall is the antenna?
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
by Pythagoras ___ x^2 + 3^2 = (x+1)^2
x^2 + 9 = x^2 + 2x + 1
8 = 2x
4 = x
a classic 3-4-5 triangle
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