Write three undefined terms of geometry.

Answer the following: (i) How many dimensions a solid has? (ii) How many books are there in Euclid's Elements? (iii) Write the numbers of faces of a cube and cuboid? (iv) What is sum of interior angles of a triangle? (v) Write three un-defined terms of geometry?

Write the first three terms of the expansion of (1+(x^(2))/(2))^(-5)

Write the first three terms of the expansion of (2+x)^(-1//2)

Write three important uses of benzene.

Write three terms of the G.P. when the first term 'a' and the common ratio 'r' are given. (i) a = 4, r = 3

Write three terms of G.P. when the first term 'a' and the common ratio 'r' are given. r = -13 and a =1

Write three terms of G.P. when the first term 'a' and the common ratio 'r' are given. a= 10, r = -2

Write three terms of G.P. when the first term 'a' and the common ratio 'r' are given. a = x^3 , r=-x

Write three terms of the G.P. when the first term 'a' and the common ratio 'r' are given. (iv) a=1/(64), r = 2 .