Question
All Weather related phenomena take place in which layer
of atmosphere?Solution
About Troposphere : Tropos means Mixing. It is that layer of atmosphere where the mixing of gases take place. All weather related phenomena like during sunset and sunrise sky seems red, take place in this layer.
If in a ΔABC, AD is internal angle bisector & D is a point on BC, AB = 5cm, BC = 7cm then what is BD:CD?
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