Tiwari Academy Discussion

Aahna

Asked: March 21, 2021In: Class 7 Maths

In the following figure, is ∠1 adjacent to ∠2? Give reasons

NCERT Solutions for Class 7 Mathematics Chapter 5 Important NCERT Questions Class vii Math Chapter 5 Lines and Angles Exercise 5.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 11

Aahna

Asked: March 21, 2021In: Class 7 Maths

Indicate which pairs of angles are: (i) Vertically opposite angles? (ii) Linear pairs?

NCERT Solutions for Class 7 Mathematics Chapter 5 Important NCERT Questions Class vii Math Chapter 5 Lines and Angles Exercise 5.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 10

Aahna

Asked: March 21, 2021In: Class 7 Maths

In the adjoining figure: (i) Is ∠1 adjacent to ∠2? (ii) Is ∠AOC adjacent to ∠AOE? (iii) Do ∠COE and ∠EOD form a linear pair? (iv) Are ∠BOD and ∠DOA supplementary? (v) Is ∠1 vertically opposite to ∠4? (vi) What is the vertically opposite angle of ∠5?

NCERT Solutions for Class 7 Mathematics Chapter 5 Important NCERT Questions Class vii Math Chapter 5 Lines and Angles Exercise 5.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 9

Aahna

Asked: March 21, 2021In: Class 7 Maths

An angle is greater than 45°. Is its complementary angle greater than 45° or equal to 45° or less than 45°?

NCERT Solutions for Class 7 Mathematics Chapter 5 Important NCERT Questions Class vii Math Chapter 5 Lines and Angles Exercise 5.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 8

Aahna

Asked: March 21, 2021In: Class 7 Maths

Can two angles be supplementary if both of them are: (i) acute (ii) obtuse (iii) right?

NCERT Solutions for Class 7 Mathematics Chapter 5 Important NCERT Questions Class vii Math Chapter 5 Lines and Angles Exercise 5.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 7

Aahna

Asked: March 21, 2021In: Class 7 Maths

In the given figure, ∠1 and ∠2 are supplementary angles. If ∠1 is decreased, what changes should take place in ∠2 so that both the angles still remain supplementary?

NCERT Solutions for Class 7 Mathematics Chapter 5 Important NCERT Questions Class vii Math Chapter 5 Lines and Angles Exercise 5.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 6

Akaljeet

Asked: March 19, 2021In: Class 7 Maths

Solve the following riddle: I am a number, Tell my identity! Take me seven times over, And add a fifty! To reach a triple century, You still need forty!

NCERT Solutions for Class 7 Mathematics Chapter 4 Important NCERT Questions Class vii Math Chapter 4 Simple Equations Exercise 4.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 4

Akaljeet

Asked: March 19, 2021In: Class 7 Maths

Solve the following: (i) Irfan says that he has 7 marbles more than five times the marbles Parmit has. Irfan has 37 marbles. How many marbles does Parmit have?

NCERT Solutions for Class 7 Mathematics Chapter 4 Important NCERT Questions Class vii Math Chapter 4 Simple Equations Exercise 4.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 3

Akaljeet

Asked: March 19, 2021In: Class 7 Maths

Solve the following: (a) The teacher tells the class that the highest marks obtained by a student in her class are twice the lowest marks plus 7. The highest score is 87. What is the lowest score? (b) In an isosceles triangle, the base angles are equal. The vertex angle is 40° What are the base angles of the triangle? (Remember,the sum of three angles of a triangle is 180°) (c) Sachin scored twice as many runs as Rahul. Together, their runs fell two short of a double century. How many runs did each one score?

NCERT Solutions for Class 7 Mathematics Chapter 4 Important NCERT Questions Class vii Math Chapter 4 Simple Equations Exercise 4.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 2

Akaljeet

Asked: March 19, 2021In: Class 7 Maths

Set up equations and solve them to find the unknown numbers in the following cases: (a) Add 4 to eight times a number; you get 60. (b) One-fifth of a number minus 4 gives 3.

NCERT Solutions for Class 7 Mathematics Chapter 4 Important NCERT Questions Class vii Math Chapter 4 Simple Equations Exercise 4.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 1

In the following figure, is ∠1 adjacent to ∠2? Give reasons

Indicate which pairs of angles are: (i) Vertically opposite angles? (ii) Linear pairs?

In the adjoining figure: (i) Is ∠1 adjacent to ∠2? (ii) Is ∠AOC adjacent to ∠AOE? (iii) Do ∠COE and ∠EOD form a linear pair? (iv) Are ∠BOD and ∠DOA supplementary? (v) Is ∠1 vertically opposite to ∠4? (vi) What is the vertically opposite angle of ∠5?

An angle is greater than 45°. Is its complementary angle greater than 45° or equal to 45° or less than 45°?

Can two angles be supplementary if both of them are: (i) acute (ii) obtuse (iii) right?

In the given figure, ∠1 and ∠2 are supplementary angles. If ∠1 is decreased, what changes should take place in ∠2 so that both the angles still remain supplementary?

Solve the following riddle: I am a number, Tell my identity! Take me seven times over, And add a fifty! To reach a triple century, You still need forty!

Solve the following: (i) Irfan says that he has 7 marbles more than five times the marbles Parmit has. Irfan has 37 marbles. How many marbles does Parmit have?

Set up equations and solve them to find the unknown numbers in the following cases: (a) Add 4 to eight times a number; you get 60. (b) One-fifth of a number minus 4 gives 3.

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