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A tree is broken by wind and its upper part touches the ground at a point 10 metres from the foot of the tree and makes an angle of 45∘ with the ground. The entire length of the tree is |
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Answer» A tree is broken by wind and its upper part touches the ground at a point 10 metres from the foot of the tree and makes an angle of 45∘ with the ground. The entire length of the tree is |
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