9th Class Maths Exercise 6.1 Punjab New Book 2025 || Trigonometry || Class 9 maths ex 6.1 pctb

In this video we will solve 9th Maths exercise 6.1 punjab boards new book 2025 and will learn about angle in standard position, how to find coterminal angles, how to convert angle in degrees to degree, minutes, seconds and vice versa, how to convert angle in degrees to radians and radians to degrees, how to find length of the arc of a sector and area of the sector.

Class 9 maths new book punjab board complete playlist
https://www.youtube.com/playlist?list=PLfO5tGg3Gf82JXBHsR8eI6qjgCGXTExf-

Chapters:
00:00:00 - Introduction
00:01:10 - what is trigonometry
00:04:30 - Angle in standard position & coterminal angles
00:17:33 - Question 1
00:25:37 - Question 2
00:39:47 - Question 3
00:46:06 - Question 4
00:55:50 - Question 5
01:00:31 - Question 6
01:06:54 - Question 7
01:11:37 - Question 8
01:14:25 - Question 9 Question 9 A circular sector of radius r= 12 cm has an angle of 150°. This sector is cut out and then bent to form a cone. What is the slant height and the radius of the base
of this cone?

#Class9Maths #PunjabTextbookBoard2025 #trigonometry #goldmathelist

Видео 9th Class Maths Exercise 6.1 Punjab New Book 2025 || Trigonometry || Class 9 maths ex 6.1 pctb канала Gold Mathelist