The DAV Maths Book Class 4 Solutions and **DAV Class 4 Maths Chapter 11 Worksheet 1 **Solutions of Perimeter offer comprehensive answers to textbook questions.

## DAV Class 4 Maths Ch 11 WS 1 Solutions

Question 1.

Tick (✓) the closed figures in the following:

Answer:

(b), (c), (e) and (g)

Question 2.

Tick (✓) the figures or shapes made of line segments only.

Answer:

(b), (d), (e), (h)

Question 3.

Draw the following:

(a) Two closed figures.

(b) Two open figures.

(c) Two closed figures using line segments only.

Answer:

### DAV Class 4 Maths Chapter 11 Worksheet 1 Notes

Open figure:

The figures in which the curves begin and end at different points are called open figure.

Closed figure:

The curves begin and end at same point are called closed figures.

Perimeter:

The length of boundary of a closed figure is called the perimeter.

Rectangle:

A closed figure in which opposite sides are equal in length.

Square:

It is four-sided closed figure in which all the sides are equal.