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
Tick (✓) the closed figures in the following:
(b), (c), (e) and (g)
Tick (✓) the figures or shapes made of line segments only.
(b), (d), (e), (h)
Draw the following:
(a) Two closed figures.
(b) Two open figures.
(c) Two closed figures using line segments only.
DAV Class 4 Maths Chapter 11 Worksheet 1 Notes
The figures in which the curves begin and end at different points are called open figure.
The curves begin and end at same point are called closed figures.
The length of boundary of a closed figure is called the perimeter.
A closed figure in which opposite sides are equal in length.
It is four-sided closed figure in which all the sides are equal.