There is a flagpost on a tower of height 5 m. An observer standing on a ground makes an angle of elevation of 60° while looking at the top of the flagpost and makes an angle of elevation 45° while looking at the bottom of the flagpost. Find the height of the flagpost.
TejasNK:
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thee hieght of the tower o given 5m on which there is a flagpost of a varied hieght... but still i m not sure
total height of tower is 5m
i take height of flagpost x m
and then the remaining height is 5-x m
yes but flaf post is on tower
yes thats why remaining hieght is taken as 5-x m
In triangle ABC, angle C=60°, then prove that AB^2=BC^2 + AC^2-BC×AC
can you give answer of it
plz
let me try
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