Advertisements
Advertisements
Question
A square field has each side 70 m whereas a rectangular field has length = 50 m and breadth = 40 m. Which of the two fields has greater perimeter and by how much?
Advertisements
Solution
Perimeter of the square field = 4 x side = 4 x 70m = 280m
Perimeter of rectangular field = 2 (length + breadth)
= 2 (50 m + 40 m)
= 2 x 90 m
= 180 m
∴Square field has greater perimeter by 280 m – 180 m
= 100 m
APPEARS IN
RELATED QUESTIONS
The length of a rectangular field is 30 m and its diagonal is 34 m. Find the breadth of the field and its perimeter.
What do you understand by a plane closed figure?
Find the perimeter of each of the following closed figures:
A wire is bent in the form of an equilateral triangle of each side 20 cm. If the same wire is bent in the form of a square, find the side of the square.
Find the perimeter of the following figure:
A thin wire 20 centimeters long is formed into a rectangle. If the width of this rectangle is 4 centimeters, what is its length?
A square carrom board has a perimeter of 320 cm. How much is its area?
Take a thick paper sheet of length 14 cm and width 9 cm. You can also use an old postcard.
- What is its area? What is its perimeter?
Find the perimeter of the following figure:
Which unit is used to measure perimeter?
