A regular polygon has 20 sides. How many triangles can be drawn by using the vertices, but not using the sides?

There is a polygon of 12 sides. How many triangles can be drawn using the vertices of polygon?

How many triangles can be drawn by joining the vertices and the centre of a regular hexagon ?

There is a polygon of 11 sides. How many triangles can be drawn by only using the vertices of the polygon? 11 भुजाओं का एक बहुभुज है | बहुभुज के केवल शीर्षों का प्रयोग करके कितने त्रिभुज खींचे जा सकते हैं ?

How many triangles can be formed by joining the vertices of an n- sided polygen?

Consider a regular polygon with 10 sides, What is the number of triangles that can be formed by joining the vertices which have no common side with any of the sides of the polygon?

A regular polygon has 20 sides. Find the number of diagonals of the polygon.

(i) Find the number of sides of a polygon if it has 35 diagonals. (ii) How many triangles can be formed with the vertices of an octagon?

(i) Find the number of sides of a polygon if it has 35 diagonals. (ii) How many triangles can be formed with the vertices of an octagon?

How many quadrilaterals can be formed joining the vertices of a convex polygon of n sides?

How many quadrilaterals can be formed joining the vertices of a convex polygon of n sides?