Question

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

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Answer 1

Step-by-step explanation:

How did the biosphere drive Pennsylvanian climate and subsequent biological evolution? Explain how these climatic conditions governed cyclothem accumulation using a well-labelled stratigraphic sections(s) of a cyclothem.

Answer 2

Answer:

Let the length of shadow = x

=> Height = x

Angle = A

so, tanA = x/x = 1

tanA = tan 45°

so, A = 45°

Hence, the answer is 45°

Step-by-step explanation:

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