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At some time of the day,the length of the shadow of a tower is equal to its height. Find the sun's altitude at that time.

Posted by Malkeet Singh 6 years, 10 months ago

CBSE > Class 10 > Mathematics

3 answers

Md Roushan Alam 6 years, 10 months ago

1Thank You

Lakshay Sehrawat 6 years, 10 months ago

We have to find here,theta Suppose,height of tower=x Also,height of tower equals to the height shadow of tower. So, use phythagoras theorem H^2=P^2,+B^2 H^2=x^2+x^2 H=√2x As,sin theta=Perpendicular/Hypotenuse Sin theta =x/√2x It will come 1/√2. As,1/√2= sin 60° Then, sun altitude will be 60°

2Thank You

Aryan Singy 6 years, 10 months ago

0Thank You

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CBSE > Class 10 > Mathematics

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Posted by Kanika . 1 month, 1 week ago

CBSE > Class 10 > Mathematics