How much more wire will Ganpat need for his field?

Sum

Length of the Boundary of Ganpat’s field = 66 m

Rahmat gave 16 m wire to Ganpat.

Need of the more length of wire = 66m-16m = 50m

Ganpat needs 50 m more wire to boundary his field.

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Fields and Fences

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Chapter 13 Fields and Fences
Exercises | Q 4 | Page 150

Rahmat needs to find the length of the boundary of the field.

Can you find it from this picture? See the length of each side written near it.

How much wire did Rahmat give to Ganpat?

Here are pictures of some more fields. Find out which one has the longest boundary?

How much lace will be used in 3 such table cloths?

Take a 20 centimetre long thread. Make different shapes by joining the ends. Place on the squared sheet on the next page.

find Out :

How many different shapes can you make by joining two squares? Draw them on the squared sheet given below. How long is the boundary of each shape?
Try this activity with three squares also.

Find the length of the boundary of square D.
8 squares of side 1 cm are cut out of the square D. Now it looks like shape E. What is the length of the boundary of shape E?
The boundary of this is ______ + ______ + ______ + ______
Can we also say that the boundary is 4 × 1 cm?

A hockey held is 91 metres 40 cm long and 55 metres wide. How long is the boundary of the held?

How will Neetu find out if the two gardens are equally big?

How many small squares of size 1 cm are there in this big green square?
Can you think of a faster way to know the total number of small squares without counting each.