Advertisements
Advertisements
Question
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?
Advertisements
Solution
The length of boundary of Ganpat’s field
= 9 m + 15 m + 15 m + 9 m+18 m
= 66 m
APPEARS IN
RELATED QUESTIONS
How much wire did Rahmat give to Ganpat?
How much lace will be left in the roll?
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 squares are there in each shape?
- Which is the biggest shape?
- Which is the smallest shape?
- How long is the boundary of each shape?
- 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?
Look at the table in your classroom. Guess how many Math-Magic books you can place on it.
(Remember-The books should not overlap. Do not leave gaps between the books)
- Write your guess here.
- Now check if your guess was right. How many books could you place?
- What is the difference between your guess and the actual number of books?
Now look for another table.
- Is this table bigger than the last table? Yes/No
- Make a guess how many Math-Magic books can be kept on this table.
- Check if your guess was correct.
How many Math-Magic books could you keep? - The difference between the sizes of the two tables is ______ books.
- 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.
- Which is the biggest leaf in this picture?
- Collect some leaves from the
garden. Place each of them here on this squared sheet. Trace out their edges and check how many squares there are in each leaf. - Which is the biggest leaf?
- Which is the smallest leaf?
Look at the picture. Can you divide it into 4 equal pieces? Each piece should have the same number of squares.
