How many diagonals does a triangle have?
a) `0`
b)`1`
c) `2`
d) `3`

How many pi- bond does C_(2) have ?

How many lines of symmetry does a scalene triangle have ?

The number of lines of symmetry of an isosceles triangle is (a) 0 (b) 1 (c) 2 (d) 3

How many diagonals does each of the following have? (i)A convex quadrilateral (ii)A regular hexagon (iii)A triangle

The order of rotational symmetry of an equilateral triangle is (a) 0 (b) 1 (c) 2 (d) 3

In Five-kingdom system of Whittaker, how many kingdoms contain eukaryotes? (a) 4 (b) 3 (c) 2 (d) 1

Statement - I : Area of triangle having sides greater than 9 can be smaller than area of triangle having sides less than 3. Because : Statement - II : Sine of a angle of triangle can take any value in (0, 1] A (b) B (c) C (d) D

The number of lines of symmetry of an equilateral triangle is (a) 1 (b) 2 (c) 3 (d) 0

How many 3xx3 matrices M with entries from {0,1,2} are there, for which the sum of the diagonal entries of M^T Mi s5? 126 (b) 198 (c) 162 (d) 135