Q. 15.0( 3 Votes )

The height of a tower is 10 m. What is the length of its shadow when Sun’s altitude is 45°?

Answer :

Let BC be the height of tower which is 10m

Sun`s altitude is 45°

Let AB would be the shadow of the tower x meters

tan 45° = BC /AB (tan θ = perdendicular/base)

1= 10/x

x= 10m

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