If you are a student of Mathematics in Class 12 and you find 3-Dimensional Geometry difficult to understand, then you are not alone.
This video gives you the basic concept of 3-Dimensional Geometry starting with direction ratios to direction cosines. You will start with the basic definitions, simple problems and the last 3 problems are quite intense.
So feel free to watch the video. It is a free resource.
My years of experience as a math educator has given me some insights into your pain points and this video has been created hoping to ease you into 3-Dimensional Geometry.
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