NCERT Class 8
8. (ii) Express 121 as the sum of 11 odd numbers. Solution:
11
Oct
8. (ii) Express 121 as the sum of 11 odd numbers. Solution: 8. (ii) Express 121 as the sum of 11 odd numbers. Solution: October 11, 2020 Category: Chapter 6 - Squares and Square Roots , Maths , NCERT Class 8 ,
8. (i) Express 49 as the sum of 7 odd numbers.
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Oct
8. (i) Express 49 as the sum of 7 odd numbers. 8. (i) Express 49 as the sum of 7 odd numbers. October 11, 2020 Category: Chapter 6 - Squares and Square Roots , Maths , NCERT Class 8 ,
7. Without adding, find the sum. i. 1 + 3 + 5 + 7 + 9 ii. 1 + 3 + 5 + 7 + 9 + I1 + 13 + 15 + 17 +19 iii. 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23
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Oct
7. Without adding, find the sum. i. 1 + 3 + 5 + 7 + 9 ii. 1 + 3 + 5 + 7 + 9 + I1 + 13 + 15 + 17 +19 iii. 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 [...]
6. Using the given pattern, find the missing numbers. 1^2 + 2^2 + 2^2 = 3^2 2^2 + 3^2 + 6^2 = 7^2 3^2 + 4^2 + 12^2 = 13^2 4^2 + 5^2 + _^2 = 21^2 5^2 + _^2 + 30^2 = 31^2 6^2 + 7^2 + _ ^2 = _ ^2
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Oct
6. Using the given pattern, find the missing numbers. 1^2 + 2^2 + 2^2 = 3^2 2^2 + 3^2 + 6^2 = 7^2 3^2 + 4^2 + 12^2 = 13^2 4^2 + 5^2 + _^2 = 21^2 5^2 + _^2 + 30^2 = 31^2 6^2 + 7^2 + _ ^2 = _ ^2 6. Using [...]
5. Observe the following pattern and supply the missing numbers. 11^2 = 121 101^2 = 10201 10101^2 = 102030201 1010101^2 = ……………………… …………^2 = 10203040504030201
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Oct
5. Observe the following pattern and supply the missing numbers. 11^2 = 121 101^2 = 10201 10101^2 = 102030201 1010101^2 = ……………………… …………^2 = 10203040504030201 5. Observe the following pattern and supply the missing numbers. 11^2 = 121 101^2 = 10201 10101^2 = 102030201 1010101^2 = ……………………… …………^2 = 10203040504030201 October 11, 2020 Category: Chapter [...]
12. Find the measure of ∠P and ∠S if SP || RQ ? in Fig 3.34. (If you find m∠R, is there more than one method to find m∠P?)
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Oct
12. Find the measure of ∠P and ∠S if SP || RQ ? in Fig 3.34. (If you find m∠R, is there more than one method to find m∠P?) 12. Find the measure of ∠P and ∠S if SP || RQ ? in Fig 3.34. (If you find m∠R is there more than one method [...]
11. Find m∠C in Fig 3.33 if AB || DC ?
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Oct
11. Find m∠C in Fig 3.33 if AB || DC ? 11. Find m∠C in Fig 3.33 if AB || DC ? October 11, 2020 Category: Chapter 3 - Understanding Quadrilaterals , Maths , NCERT Class 8 ,
10. Explain how this figure is a trapezium. Which of its two sides are parallel? (Fig 3.32)
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Oct
10. Explain how this figure is a trapezium. Which of its two sides are parallel? (Fig 3.32) 10. Explain how this figure is a trapezium. Which of its two sides are parallel? (Fig 3.32) October 11, 2020 Category: Chapter 3 - Understanding Quadrilaterals , Maths , NCERT Class 8 ,
9. In the above figure both RISK and CLUE are parallelograms. Find the value of x.
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Oct
9. In the above figure both RISK and CLUE are parallelograms. Find the value of x. 9. In the above figure both RISK and CLUE are parallelograms. Find the value of x. October 11, 2020 Category: Chapter 3 - Understanding Quadrilaterals , Maths , NCERT Class 8 ,
8. The following figures GUNS and RUNS are parallelograms. Find x and y. (Lengths are in cm)
11
Oct
8. The following figures GUNS and RUNS are parallelograms. Find x and y. (Lengths are in cm) 8. The following figures GUNS and RUNS are parallelograms. Find x and y. (Lengths are in cm) October 11, 2020 Category: Chapter 3 - Understanding Quadrilaterals , Maths , NCERT Class 8 ,