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Question #39a07

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Mar 11, 2017

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Let the 52 m guy wire (AC) be secured at the point C to stabilize the 48 m antenna AB. We are to find out the distance of C from base B i.e.BC.

By Pythagorean theorem

#BC^2=AC^2-AB^2=52^2-48^2=(52+48)(52-48)#

#=>BC^2=400#

#=>BC= 20m#

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