(1+x^2)dy/dx+2xy=cotx
Question
Find the number of edges of a solid shape if it has 20 faces and 36 vertices
evaluate
The capacity of a closed cylindrical vessel of height 1 metre is 15.4 litres how many square metres of metal sheet would be needed to make it
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Maths
Nov. 9, 2019, 1:22 p.m.
Answer
L,M,N,K are mid-point of sides BC,CD,DA and AB respectively of square ABCD, prove that DL,DK,BM and BN enclose rhombus