Ekani

Asked: November 3, 2020In: Class 9

Give the equations of two lines passing through (2, 14). How many more such lines are there, and why?

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 4.3 Page No: 74 Questions No: 2

Tanya Sachdeva

Asked: November 3, 2020In: Class 9

If the point (3, 4) lies on the graph of the equation 3y = ax + 7, find the value of a.

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 4.3 Page No:74 Questions No: 3

Tanya Sachdeva

Asked: November 3, 2020In: Class 9

The taxi fare in a city is as follows: For the first kilometre, the fare is Rs 8 and for the subsequent distance it is Rs 5 per km. Taking the distance covered as x km and total fare as Rs y, write a linear equation for this information, and draw its graph.

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 4.3 Page No:74 Questions No: 4

Tanya Sachdeva

Asked: November 3, 2020In: Class 9

If the work done by a body on application of a constant force is directly proportional to the distance travelled by the body, express this in the form of an equation in two variables and draw the graph of the same by taking the constant force as 5 units. Also read from the graph the work done when the distance travelled by the body is (i) 2 units (ii) 0 unit

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 4.3 Page No:75 Questions No:6

Tanya Sachdeva

Asked: November 3, 2020In: Class 9

Yamini and Fatima, two students of Class IX of a school, together contributed Rs 100 towards the Prime Minister’s Relief Fund to help the earthquake victims. Write a linear equation which satisfies this data. (You may take their contributions as Rs x and Rs y.) Draw the graph of the same.

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 4.3 Page No:75 Questions No:7

Tanya Sachdeva

Asked: November 3, 2020In: Class 9

In countries like USA and Canada, temperature is measured in Fahrenheit, whereas in countries like India, it is measured in Celsius. Here is a linear equation that converts Fahrenheit to Celsius: F:(9/5) C+32

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 4.3 Page No:75 Questions No:8 (i) Draw the graph of the ...

Tanya Sachdeva

Asked: November 3, 2020In: Class 9

Give the geometric representations of y = 3 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:1 (i) in one variable (ii) ...

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

Ishita Katyal

Asked: November 3, 2020In: Class 9

In a triangle ABC, E is the mid-point of median AD. Show that ar (BED) = 1/4 ar (ABC).

NCERT Solutions for Class 9 Maths Chapter 9 Important NCERT Questions Areas of Parallelograms and Triangles NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 9.3 Page No:162 Questions No:2

Ishita Katyal

Asked: November 3, 2020In: Class 9

Show that the diagonals of a parallelogram divide it into four triangles of equal area.

NCERT Solutions for Class 9 Maths Chapter 9 Important NCERT Questions Areas of Parallelograms and Triangles NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 9.3 Page No:162 Questions No:3

Ekani

Give the equations of two lines passing through (2, 14). How many more such lines are there, and why?

If the point (3, 4) lies on the graph of the equation 3y = ax + 7, find the value of a.

The taxi fare in a city is as follows: For the first kilometre, the fare is Rs 8 and for the subsequent distance it is Rs 5 per km. Taking the distance covered as x km and total fare as Rs y, write a linear equation for this information, and draw its graph.

Yamini and Fatima, two students of Class IX of a school, together contributed Rs 100 towards the Prime Minister’s Relief Fund to help the earthquake victims. Write a linear equation which satisfies this data. (You may take their contributions as Rs x and Rs y.) Draw the graph of the same.

In countries like USA and Canada, temperature is measured in Fahrenheit, whereas in countries like India, it is measured in Celsius. Here is a linear equation that converts Fahrenheit to Celsius: F:(9/5) C+32

Give the geometric representations of y = 3 as an equation.

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

In a triangle ABC, E is the mid-point of median AD. Show that ar (BED) = 1/4 ar (ABC).

Show that the diagonals of a parallelogram divide it into four triangles of equal area.

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