Tiwari Academy Discussion

Rajiv Tyagi

Asked: November 4, 2020In: Class 9

Construct an equilateral triangle, given its side and justify the construction.

NCERT Solutions for Class 9 Maths Chapter 11 Important NCERT Questions Constructions NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 11.1 Page No:191 Questions No:5

Rajiv Tyagi

Asked: November 4, 2020In: Class 9

Construct a triangle ABC in which BC = 7cm, ∠B = 75° and AB + AC = 13 cm.

NCERT Solutions for Class 9 Maths Chapter 11 Important NCERT Questions Constructions NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 11.2 Page No:195 Questions No:1

Rajiv Tyagi

Asked: November 4, 2020In: Class 9

Construct a triangle ABC in which BC = 8cm, ∠B = 45° and AB – AC = 3.5 cm.

NCERT Solutions for Class 9 Maths Chapter 11 Important NCERT Questions Constructions NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 11.2 Page No:195 Questions No:2

Rajiv Tyagi

Asked: November 4, 2020In: Class 9

Construct a triangle PQR in which QR = 6cm, ∠Q = 60° and PR – PQ = 2cm.

NCERT Solutions for Class 9 Maths Chapter 11 Important NCERT Questions Constructions NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 11.2 Page No:195 Questions No:3

Rajiv Tyagi

Asked: November 4, 2020In: Class 9

Construct a triangle XYZ in which ∠Y = 30°, ∠Z = 90° and XY + YZ + ZX = 11 cm.

NCERT Solutions for Class 9 Maths Chapter 11 Important NCERT Questions Constructions NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 11.2 Page No:195 Questions No:4

Rajiv Tyagi

Asked: November 4, 2020In: Class 9

Construct a right triangle whose base is 12 cm and sum of its hypotenuse and other side is 18 cm.

NCERT Solutions for Class 9 Maths Chapter 11 Important NCERT Questions Constructions NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 11.2 Page No:195 Questions No: 5

Taran kumar

Asked: November 4, 2020In: Class 9

A traffic signal board, indicating ‘SCHOOL AHEAD’, is an equilateral triangle with side ‘a’. Find the area of the signal board, using Heron’s formula. If its perimeter is 180 cm, what will be the area of the signal board?

NCERT Solutions for Class 9 Maths Chapter 12 Important NCERT Questions Heron’s Formula NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 12.1 Page No:202 Questions No:1

Taran kumar

Asked: November 4, 2020In: Class 9

Find the area of a triangle two sides of which are 18cm and 10cm and the perimeter is 42cm.

NCERT Solutions for Class 9 Maths Chapter 12 Important NCERT Questions Heron’s Formula NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 12.1 Page No:203 Questions No:4

Taran kumar

Asked: November 4, 2020In: Class 9

Sides of a triangle are in the ratio of 12 : 17 : 25 and its perimeter is 540cm. Find its area.

NCERT Solutions for Class 9 Maths Chapter 12 Important NCERT Questions Heron’s Formula NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 12.1 Page No:203 Questions No:5

Taran kumar

Asked: November 4, 2020In: Class 9

An isosceles triangle has perimeter 30 cm and each of the equal sides is 12 cm. Find the area of the triangle.

NCERT Solutions for Class 9 Maths Chapter 12 Important NCERT Questions Heron’s Formula NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 12.1 Page No:203 Questions No:6

Construct an equilateral triangle, given its side and justify the construction.

Construct a triangle ABC in which BC = 7cm, ∠B = 75° and AB + AC = 13 cm.

Construct a triangle ABC in which BC = 8cm, ∠B = 45° and AB – AC = 3.5 cm.

Construct a triangle PQR in which QR = 6cm, ∠Q = 60° and PR – PQ = 2cm.

Construct a triangle XYZ in which ∠Y = 30°, ∠Z = 90° and XY + YZ + ZX = 11 cm.

Construct a right triangle whose base is 12 cm and sum of its hypotenuse and other side is 18 cm.

A traffic signal board, indicating ‘SCHOOL AHEAD’, is an equilateral triangle with side ‘a’. Find the area of the signal board, using Heron’s formula. If its perimeter is 180 cm, what will be the area of the signal board?

Find the area of a triangle two sides of which are 18cm and 10cm and the perimeter is 42cm.

Sides of a triangle are in the ratio of 12 : 17 : 25 and its perimeter is 540cm. Find its area.

An isosceles triangle has perimeter 30 cm and each of the equal sides is 12 cm. Find the area of the triangle.

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