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Answer:
ang hirap naman anong grade po yarn
Because the shadows are being cast at the same time of day, they have the same proportions. (4*21)/6=the length of the shadow of the tree =14ft
Are there choices to go with the question?
Well, I assume it would differ for all people because we are all different, individual human beings. We are all our own unique person that feels uniquely about all subjects. You should take a philosophy class.