Question

Question #39a07

Answer 1

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`