Polygons

Q.

Is the following figure a polygon? If yes, what is its name?

1. Yes, Heptagon

2. Yes, Octagon

3. Yes, Nonagon

4. No.

Q. All triangles are ________.

1. isosceles
2. acute
3. polygons
4. quadrilaterals

Q.

Identify the regular polygon/s from the following:

1.

2.

3.

1. 1, 2 and 3

2. 1, 2, 3 and 5

3. 1, 2 and 4

4. 1 and 3

Q.

Which one of the polygons mentioned below are regular polygons?

1. Isosceles triangle

2. Rhombus

3. Square

4. Rectangle

Q. How many sides does a decagon have?

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

Q.

What is the name of a twelve-sided polygon?

1. Octagon

2. Nonagon

3. Decagon

4. Dodecagon

Q. Which is the name for a two-dimensional closed shape with nine straight sides?

1. Hexagon
2. Octagon
3. Septagon
4. Nonagon

Q.

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

1. True

2. False

Q.

The following figure is _______.

1. Rhombus

2. Quadrilateral

3. Polygon

4. All of these

Q. In the given quadrilateral KLMN, the total number of pairs of adjacent and opposite sides is ___________.

1. $6$
2. $8$
3. $4$
4. $2$