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Secondary School (English Medium) (5 to 8) इयत्ता ८ - CBSE Question Bank Solutions for Mathematics

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Construct a kite ABCD in which AB = 4 cm, BC = 4.9 cm and AC = 7.2 cm.

[4] Practical Geometry
Chapter: [4] Practical Geometry
Concept: undefined >> undefined

Construct, if possible, a quadrilateral ABCD given AB = 6 cm, BC = 3.7 cm, CD = 5.7 cm, AD = 5.5 cm and BD = 6.1 cm. Give reasons for not being able to construct it, if you cannot.

[4] Practical Geometry
Chapter: [4] Practical Geometry
Concept: undefined >> undefined

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Construct a quadrilateral ABCD in which BC = 7.5 cm, AC = AD = 6 cm, CD = 5 cm and BD = 10 cm.

[4] Practical Geometry
Chapter: [4] Practical Geometry
Concept: undefined >> undefined

Construct a quadrilateral ABCD, when AB = 3 cm, CD = 3 cm, DA = 7.5 cm, AC = 8 cm and BD = 4 cm.

[4] Practical Geometry
Chapter: [4] Practical Geometry
Concept: undefined >> undefined

Construct a quadrilateral ABCD given AD = 3.5 cm, BC = 2.5 cm, CD = 4.1 cm, AC = 7.3 cm and BD = 3.2 cm.

[4] Practical Geometry
Chapter: [4] Practical Geometry
Concept: undefined >> undefined

Construct a quadrilateral ABCD given AD = 5 cm, AB = 5.5 cm, BC = 2.5 cm, AC = 7.1 cm and BD = 8 cm.

[4] Practical Geometry
Chapter: [4] Practical Geometry
Concept: undefined >> undefined

Construct a quadrilateral ABCD in which BC = 4 cm, CA = 5.6 cm, AD = 4.5 cm, CD = 5 cm and BD = 6.5 cm. 

[4] Practical Geometry
Chapter: [4] Practical Geometry
Concept: undefined >> undefined

The diagonal of a quadrilateral shaped field is 24 m and the perpendiculars dropped on it from the remaining opposite vertices are 8 m and 13 m. Find the area of the field.

[9] Mensuration
Chapter: [9] Mensuration
Concept: undefined >> undefined

Draw a map of your class room using proper scale and symbols for different objects.

[10] Visualizing Solid Shapes
Chapter: [10] Visualizing Solid Shapes
Concept: undefined >> undefined

Draw a map of your school compound using proper scale and symbols for various features like play ground main building, garden etc.

[10] Visualizing Solid Shapes
Chapter: [10] Visualizing Solid Shapes
Concept: undefined >> undefined

Draw a map giving instructions to your friend so that she reaches your house without any difficulty.

[10] Visualizing Solid Shapes
Chapter: [10] Visualizing Solid Shapes
Concept: undefined >> undefined
Find A and B in the addition.
  A
+ A
+ A
B A
[16] Playing with Numbers
Chapter: [16] Playing with Numbers
Concept: undefined >> undefined

Find the area of quadrilateral PQRS.

[9] Mensuration
Chapter: [9] Mensuration
Concept: undefined >> undefined
The price of a scooter was Rs. 34,000 last year. It has increased by 20% this year. What is the price now?
[7] Comparing Quantities
Chapter: [7] Comparing Quantities
Concept: undefined >> undefined
Factorise 12a2b+ 15ab2.
[12] Factorization
Chapter: [12] Factorization
Concept: undefined >> undefined
Factorise 10x2 - 18x3+ 14x4
[12] Factorization
Chapter: [12] Factorization
Concept: undefined >> undefined

The following data gives total marks (out of 600) obtained by six children of a particular class. Represent the data on a bar graph.

Students Ajay Bali Dipti Faiyaz Geetika Hari
Marks Obtained  450 500 300 360 400 540
[4] Data Handling
Chapter: [4] Data Handling
Concept: undefined >> undefined

Find: `3/7 + ((-6)/11) + ((-8)/21) + (5/22)`.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

`- 3/8 + 1/7 = 1/7 + ((-3)/8)` is an example to show that ______

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

Rational numbers can be added or multiplied in any ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined
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