Q1 of 35 Page 3

How many diagonals does each of the following have?

A. A convex quadrilateral


B. A regular hexagon


C. A triangle

(a) There are 2 diagonals in a convex quadrilateral.(See in figure below)


(b) There are 9 diagonals in a regular hexagon


(Represented in figure)



(c) A triangle does not have any diagonal in it


(Represented in figure)


More from this chapter

All 35 →
9 Find the measure of all four angles of a parallelogram whose consecutive angles are in the ratio 1 : 3. 10   A diagonal and a side of a rhombus are of equal length. Find the measure of the angles of the rhombus.   2

Is it possible to have a regular polygon with measure of each exterior angle as 22°?

 3

The three angles of a quadrilateral are respectively equal to 110°, 50° and 40°. Find its fourth angle.