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trig length

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To secure a 610-meter radio tower against high winds, guy wires are attached to a ring on the tower. The ring is 7 meters from the top. The wires form a 69o angle with the ground. To the nearest hundredth meter find the length of the guy wire

  • trig length -

    Make a sketch to see that

    sin 69° = 603/L
    L = 603/sin69 = appr 562.95 m

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