Polygons

Q. A polygon with 3 sides is known as______.

1. Triangle
2. Pentagon
3. Hexagon
4. Quadrilateral

Q. Number of diagonals in a pentagon is

1. 5
2. 7
3. 10
4. 14

Q. What is a polygon with 4 sides called?

1. a triangle
2. a quadrilateral
3. a circle
4. a pentagon

Q.

How many sides does a hexagon have?

1. 10
2. 5
3. 100
4. 12

Q.

Question 5

A diagonal is a line segment that joins any two vertices of the polygon and is not a side of the polygon. Draw a rough sketch of a pentagon and draw its diagonals.

Q.

A triangle is a quadrilateral.

1. True

2. False

Q.

State whether the following statement is true or false.

All quadrilaterals are polygons, but all polygons need not be quadrilaterals.

1. True

2. False

Q.

Figure made up entirely of the line segments is called a ______.

1. Polygon

2. Circle

3. Rectangle

4. Triangle

Q. The line segments joining two non-adjacent vertices of a polygon are called

1. diagonals
2. segments
3. chords

Q. A polygon is a closed figure made up of a number of line segments.

1. True
2. False

Q.

Two sides of a polygon which meet at a common point are called adjacent sides of the polygon.

1. False

2. True

Q.

Which of the following figure is a quadrilateral?

1. Figure 2

2. Figure 4

3. Figure 1

4. Figure 3

Q.

Which one of the polygons mentioned below are regular polygons?

1. Square

2. Rectangle

3. Isosceles triangle

4. Rhombus

Q.

Which of the polygons mentioned below are regular polygons?

1. Square

2. Rectangle

3. Rhombus

4. Isosceles triangle

Q.

Draw any polygon and shade its interior.

Q.

A polygon with three edges and three vertices is called __.

Q.

A polygon comes under which of the following categories?

1. Plane figure

2. Simple Closed Curve

3. Curve not closed

4. A 3D representation

Q.

Name each polygon and make two more examples of each of these

Q.

Question 4

Draw a rough sketch of a regular octagon. (Use squared paper if you wish). Draw a rectangle by joining exactly four of the vertices of the octagon.

Q. We see polygons when we join the tips of the petals of various flowers. Draw these polygons and write down the number of sides of each polygon.

Q.

The triangle, quadrilateral, and pentagon are all examples of _____.

Q.

Question 3

Draw a rough sketch of a regular hexagon. Connecting any three of its vertices, draw a triangle. Identify the type of the triangle you have drawn.

Q. Arrange the polygons in increasing order according to the number of sides.

1. Triangle
2. Pentagon
3. Heptagon
4. Nonagon
5. Decagon

Q. Arrange the polygons in increasing order according to the number of sides :
a) Decagon b) Triangle c) Nonagon
d) Heptagon e) Pentagon

Q.

Any two sides of a polygon with a common end point are called __________ sides.

Q. The difference between the number of sides of a hexagon and a quadrilateral is 3.

1. False
2. True

Q. A polygon with 3 sides is known as a thriagon.

1. True
2. False

Q. What is the name of a seven - sided polygon?

1. Pentagon
2. Hexagon
3. Square
4. Heptagon

Q.

Illustrate the following, if possible, with a rough diagram:
A closed curve that is not a polygon.

Q. Which of the following is the polygon with least number of sides?

1. Triangle
2. Pentagon
3. Quadrilateral
4. Hexagon