Class 8th
Chapter :- Squares and square roots.
Question :-
1) The area of a square is 296.48 square metres. Find the length of its side correct to three decimal places.
2) The area of a square field is
Find the length of its side.
✓Solve the questions with detailed explanation.
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Answers
Answer:
Area of square playground= 296.48m²
Find out
Find the length of its side correct to three decimal places.
Solution
As we know that
★ Area of square = side × side ★
*Let the side be a*
➟ Area of square = 296.48
➟ a × a = 296.48
➟ a² = 296.48
➟ a = √296.48
➟ a = 17.218m
Hence, the side of square playground is 17.218m
Additional Information
Area of rectangle = length × breadth
Perimeter of rectangle = 2(l+b)
Area of circle = πr²
Perimeter of circle = 2πr
Perimeter of square = 4 × side
1st AnSwEr :
Area of square playground= 296.48m²
Find out
Find the length of its side correct to three decimal places.
Solution
As we know that
★ Area of square = side × side ★
*Let the side be a*
➟ Area of square = 296.48
➟ a × a = 296.48
➟ a² = 296.48
➟ a = √296.48
➟ a = 17.218m
Hence, the side of square playground is 17.218m
2nd AnSwEr :
Length of each side of square =
80
729
244
=
729
58564
=
27
242
=8.96m