1. NCERT Solutions - Mathematics , Class 8
1. Rational Numbers
2. Linear Equations in One Variable
3. Understanding Quadrilaterals
4. Data Handling
5. Squares and Square Roots
6. Cubes and Cube Roots
7. Comparing Quantities
8. Algebraic Expressions and Identities
9. Visualising Solid Shapes
11. Exponents and Powers
12. Direct and Inverse Proportions
14. Introduction to Graphs
15. Playing with Numbers
1. Exercise 6.1
2. Exercise 6.2
3. Exercise 6.3
4. Exercise 6.4
Q1) Find the square roots of each of the following numbers by Division method:
(i) 2304 (ii) 4489
(iii) 3481 (iv) 529
(v) 3249 (vi) 1369
(vii) 5776 (viii) 7921
(ix) 576 (x) 1024
(xi) 3136 (xii) 900
Q2) Find the number of digits in the square root of each of the following numbers (without any calculation):
Q3) Find the square root of the following decimal numbers:
Q4) Find the least number which must be subtracted from each of the following numbers so as to get a perfect square. Also, find the square root of the perfect square so obtained:
Q5) Find the least number which must be added to each of the following numbers so as to get a perfect square. Also, find the square root of the perfect square so obtained:
Q6) Find the length of the side of a square whose area is 441m^2?
Q7) In a right triangle ABC, \angle B=90\degree.
(i) If AB = 6 cm, BC = 8 cm, find AC.
(ii) If AC = 13 cm, BC = 5 cm, find AB.
Q8) A gardener has 1000 plants. He wants to plant these in such a way that the number of rows and the number of columns remains the same. Find the minimum number of plants he needs more for this.
Q9) There are 500 children in a school. For a P.T. drill, they have to stand in such a manner that the number of rows is equal to the number of columns. How many children would be left out in this arrangement?
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NCERT Solutions - Mathematics , Class 8
Linear Equations in One Variable
Squares and Square Roots
Cubes and Cube Roots
Algebraic Expressions and Identities
Visualising Solid Shapes
Exponents and Powers
Direct and Inverse Proportions
Introduction to Graphs
Playing with Numbers
Race To Space
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