Question
A man tall stands at distance of from a lamp post and casts a shadow of on the ground. Find the height of the lamp post.
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Text solutionVerified
Let be the unknown angle of elevation.
Let DF be the man and AB be the lamp post.
Considering the given figure.
Hence
Hence
The height of the lamp post is
Let DF be the man and AB be the lamp post.
Considering the given figure.
Hence
Hence
The height of the lamp post is
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Question Text | A man tall stands at distance of from a lamp post and casts a shadow of on the ground. Find the height of the lamp post. |
Answer Type | Text solution:1 |
Upvotes | 151 |