Question 2:
A vertical stick 20 m long casts a shadow 10 m long on the ground . At the same time , a tower casts a shadow 50 m long on the ground . The height of the tower is
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When shadows are cast by sun which is very far (infinitely), they are parallel and triangles formed by shadow and vertical object are similar. The height of vertical stick and its shadow will be proportional to the tower, whose height is h and its shadow. Therefore the height of the tower is 100m.
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hey dear ur answer is refer to attachment
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