two poles of height 7 M and 12 m stand on a plane ground. if the distance between the feet of the poles be 12m, then find the distance between their tops.
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Answered by
49
CD=EB=7m
EA=AB-BE=12m -7m= 5m
Also BC=DE= 12m
Now,using Pythagoras theorem in triangle ADE.
AD²=AE²+ DE²
= 5² + 12²
= 25 +144
=169
AD=√169
Distance between top of the poles is 13m
EA=AB-BE=12m -7m= 5m
Also BC=DE= 12m
Now,using Pythagoras theorem in triangle ADE.
AD²=AE²+ DE²
= 5² + 12²
= 25 +144
=169
AD=√169
Distance between top of the poles is 13m
Answered by
60
After calculation answer we get is 13cm
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