# NCERT Class 9 Maths Chapter 1 Number Systems Ex 1.4

### NCERT Solutions for Class 9 Maths Number System Ex 1.4

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# NCERT Class 9 Maths Chapter 1 Number Systems Ex 1.4

### NCERT Solutions for Class 9 Maths Number System Ex 1.4

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Ex 7.1 Class 9 MathsQuestion 1.In quadrilateral ACBD, AC = AD and AB bisects ∠ A (see figure). Show that ∆ABC ≅ ∆ABD. What can you say about BC and BD? Solution:In quadrilateral ACBD, we have AC = AD and AB being the bisector of ∠A.Now, In ∆ABC and ∆ABD,AC = AD (Given)∠ CAB =…

Class 9 : Maths Chapter 1 Number Systems Ex 1.1 Ex 1.1 Class 9 Maths Question 1.Is zero a rational number? Can you write it in the form pq,where p and q are integers and q ≠0?Solution:Yes, zero is a rational number it can be written in the form pq.0 = 01 = 02 = 03 etc. denominator q can also be taken…

Class 9 Maths Chapter 10 Circles Ex 10.1 Class 9 Maths Question 1.Fill in the blanks.(i) The centre of a circle lies in ___ of the circle. (exterior/interior)(ii) A point, whose distance from the centre of a circle is greater than its radius lies in ____ of the circle, (exterior/interior)(iii) The longest chord of a…

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Question 1.What is meant by magnetic field?Answer: A magnetic field surrounds the magnet, exerting magnetic force on nearby objects. Question 2.Draw magnetic field lines around a bar magnet. Name the device which is used to draw magnetic field lines. (Board Term I, 2015)Answer: Magnetic field lines are drawn using a compass needle to represent their…

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NCERT Solutions for Class 10 English Literature Reader Chapter 11 The Rime of the Ancient Mariner Question 1.Look at the picture carefully and answer the questions given below :(a) What can you see in the picture? Does the man look happy? Give reasons for your answer.(b) Why does he have the bird hanging around his…

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The Diary of a Young Girl Previous Q&A CBSE Class 10 English Literature Question 1.How did Anne and her family reach the ‘Secret Annexe’ ? Answer:The Frank family received a call-up notice. The family got scared. The vision of the concentration camps and lonely cells was frightening. So, they decided to go into hiding even…