Advertisements
Advertisements
Question
The table given below contains some measures of the square. Find the unknown values.
| Side | Perimeter | Area |
| ? | 100 m | ? |
Advertisements
Solution
Perimeter of a square = (4 × side) units
Area of a square = (side × side) unit2
Perimeter = 4 × s unit
100 = (4 × s) m
`100/4` = s
s = 25 m
Area = s × s unit2
= 25 × 25 m2
= 625 m2
A = 625 m2
Completing the unknown values in the table
| Side | Perimeter | Area |
| 25 m | 100 m | 625 m2 |
APPEARS IN
RELATED QUESTIONS
A path of uniform width, 3 m, runs around the outside of a square field of side 21 m. Find the area of the path.
The perimeter of a square is 36 cm; find its area
A wire, when bent in the form of a square encloses an area of 484 cm2. Find :
(i) one side of the square ;
(ii) length of the wire ;
(iii) the largest area enclosed; if the same wire is bent to form a circle.
A piece of wire is 36 cm long. What will be the length of each side if we form a square
Find the perimeter of the following figure
A square shaped park ABCD of side 100 m has two equal rectangular flower beds each of size 10 m × 5 m (Figure). Length of the boundary of the remaining park is ______.
In the following figure, each square is of unit length
- What is the perimeter of the rectangle ABCD?
- What is the area of the rectangle ABCD?
- Divide this rectangle into ten parts of equal area by shading squares. (Two parts of equal area are shown here)
- Find the perimeter of each part which you have divided. Are they all equal?
Parmindar walks around a square park once and covers 800 m. What will be the area of this park?
The perimeter of a square garden is 48 m. A small flower bed covers 18 sq m area inside this garden. What is the area of the garden that is not covered by the flower bed? What fractional part of the garden is covered by flower bed? Find the ratio of the area covered by the flower bed and the remaining area.
A piece of string is 30 cm long. What will be the length of each side if the string is used to form a square?
