calculate the height of the lighthouse
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the answer is 20 m
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SubhamSingha:
let AB is the tower and DC is the ligjt house and the distance b/w them is BC
then draw a right triangle by joining B to D
can you send the figure?
then find tan 60° whiçh will be CD/BC = tan 60°
CD/BC= 1 /√3 and join a line from A to E and let DE be x and we know that AB = EC = 40 m so CD= 40+ x
how can i post the pic can you tell me
thanks
I got it
ok
good night
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Dear,
your ans is 20m
I hope it helps
your ans is 20m
I hope it helps
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