Advertisements
Advertisements
Question
How much more wire will Ganpat need for his field?
Advertisements
Solution
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.
APPEARS IN
RELATED QUESTIONS
Ganpat thanked Rahmat and started fencing his own field. But he needed to get more wire.

How long is the boundary of Ganpat’s field?
Here are pictures of some more fields. Find out which one has the longest boundary?

Boundary = ______ metre
Boundary = ______ metre
Boundary = ______ metre
Boundary = ______ metre
How much lace will be left in the roll?
Find out the length of the boundary of these shapes. (Hint: You can use a thread)

Now count the squares to find out :
- How many squares are there in each shape?
- Which shape covers the least number of squares?
- Which shape covers the most number of squares?
- 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?
Usha and Valsamma are running a race. Usha is running on the inner circle. Valsamma is running on the outer circle.
- Valsamma runs faster than Usha. But still she loses the race. Can you guess why?
- Have you seen any race where runners start from different places – like in this picture? Guess why?
How will Neetu find out if the two gardens are equally big?
- How many Math-Magic books can be covered with one sheet of newspaper?
- Try covering your Math-Magic book with half a sheet of newspaper.
- Can you cover your book with a smaller sheet?
- Find the smallest sheet which can cover your book. Check if your friend used a smaller sheet than you.
Look at the picture. Can you divide it into 4 equal pieces? Each piece should have the same number of squares.

