Tanuj Singh

Tejas Rana

Asked: November 3, 2020In: Class 9

AC and BD are chords of a circle which bisect each other. Prove that (i) AC and BD are diameters, (ii) ABCD is a rectangle.

NCERT Solutions for Class 9 Maths Chapter 10 Important NCERT Questions Circles NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 10.6 Page No:186 Questions No:7

Tejas Rana

Asked: November 3, 2020In: Class 9

Bisectors of angles A, B and C of a triangle ABC intersect its circumcircle at D, E and F respectively. Prove that the angles of the triangle DEF are 90° -1A/2, 90°-1B/2 and 90°-1C/2.

NCERT Solutions for Class 9 Maths Chapter 10 Important NCERT Questions Circles NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 10.6 Page No:186 Questions No:8

Tejas Rana

Asked: November 3, 2020In: Class 9

Two congruent circles intersect each other at points A and B. Through A any line segment PAQ is drawn so that P, Q lie on the two circles. Prove that BP = BQ.

NCERT Solutions for Class 9 Maths Chapter 10 Important NCERT Questions Circles NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 10.6 Page No:186 Questions No:9

Tanya Sachdeva

Asked: November 3, 2020In: Class 9

Give the geometric representations of 2x + 9 = 0 as an equation

NCERT Solutions for Class 9 Maths Chapter 4 Important NCERT Questions Linear equations in two variables NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 4.4 Page No:77 Questions No: 1 Part:12 (i) in one variable

Suhana Ali

Asked: November 3, 2020In: Class 9

Which of the following statements are true and which are false? Give reasons for your answers.

NCERT Solutions for Class 9 Maths Chapter 5 Important NCERT Questions Introduction To Euclid’s Geometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 5.1 Page No:85 Questions No: 1 (i) Only one line can pass ...

Suhana Ali

Asked: November 3, 2020In: Class 9

Consider two ‘postulates’ given below:

NCERT Solutions for Class 9 Maths Chapter 5 Important NCERT Questions Introduction To Euclid’s Geometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 5.1 Page No:85 Questions No: 3 Consider two ‘postulates’ given below: (i) Given ...

Suhana Ali

Asked: November 3, 2020In: Class 9

Give a definition for each of the following terms. Are there other terms that need to be defined first? What are they, and how might you define them?.

NCERT Solutions for Class 9 Maths Chapter 5 Important NCERT Questions Introduction To Euclid’s Geometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 5.1 Page No:85 Questions No: 2 (i) parallel lines (ii) perpendicular lines (iii) line ...

Suhana Ali

Asked: November 3, 2020In: Class 9

If a point C lies between two points A and B such that AC = BC, then prove that AC = ½ AB. Explain by drawing the figure.

NCERT Solutions for Class 9 Maths Chapter 5 Important NCERT Questions Introduction To Euclid’s Geometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 5.1 Page No:86 Questions No: 4

Suhana Ali

Asked: November 3, 2020In: Class 9

Why is Axiom 5, in the list of Euclid’s axioms, considered a ‘universal truth’? (Note that the question is not about the fifth postulate.)

NCERT Solutions for Class 9 Maths Chapter 5 Important NCERT Questions Introduction To Euclid’s Geometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 5.1 Page No:86 Questions No: 7

Suhana Ali

Asked: November 3, 2020In: Class 9

How would you rewrite Euclid’s fifth postulate so that it would be easier to understand?

NCERT Solutions for Class 9 Maths Chapter 5 Important NCERT Questions Introduction To Euclid’s Geometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 5.2 Page No:88 Questions No: 1

Tanuj Singh

AC and BD are chords of a circle which bisect each other. Prove that (i) AC and BD are diameters, (ii) ABCD is a rectangle.

Bisectors of angles A, B and C of a triangle ABC intersect its circumcircle at D, E and F respectively. Prove that the angles of the triangle DEF are 90° -1A/2, 90°-1B/2 and 90°-1C/2.

Two congruent circles intersect each other at points A and B. Through A any line segment PAQ is drawn so that P, Q lie on the two circles. Prove that BP = BQ.

Give the geometric representations of 2x + 9 = 0 as an equation

Which of the following statements are true and which are false? Give reasons for your answers.

Consider two ‘postulates’ given below:

Give a definition for each of the following terms. Are there other terms that need to be defined first? What are they, and how might you define them?.

If a point C lies between two points A and B such that AC = BC, then prove that AC = ½ AB. Explain by drawing the figure.

Why is Axiom 5, in the list of Euclid’s axioms, considered a ‘universal truth’? (Note that the question is not about the fifth postulate.)

How would you rewrite Euclid’s fifth postulate so that it would be easier to understand?

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