two poles 20m and 80m high are 100m apart. find the height of the intersection of the lines joining the top of each pole to the base of opposite pole. this is my sum pls say and help me pls
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Given : two poles 20m and 80m high are 100m apart.
To find : height
Explanation:
In triangle ABC
AB ║EF
therefore ,
in triangle BCD
EF║DC
adding 1 and 2 we get
here , a= 80 m and b = 20 m
then
height is
hence , the height is 16 m
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