What percentage of the sky is covered by the cloud

Reference no: EM13339066

Consider a cloud that, when viewed from a point on the surface, occupies the portion of the sky defined by: pi/4 < theta < pi/2 and 0 < flux < pi/8. What is the solid angle subtended by the cloud? What percentage of the sky is covered by this cloud?

Reference no: EM13339066

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