Maths Trigonometry | Questions | polytechnic semester 1 | Trigonometry questions

PART 1 - https://youtu.be/9N0nP2X9hxw?si=EBnsl7yRx4hJv6m7
PART 2 - https://youtu.be/sGg0ZL7Jrxg?si=NTQi80VhSyhU5hPo
PART 3 - https://youtu.be/YzAktHYFHcM

Hey Everyone, Welcome back to BTER Polytechnic Classes!
In this video titled "trigonometry | exercise questions | Polytechnic semester 1 | Mathematics 1" i'm going to solve questions of polytechnic 1st semester, maths unit 1 trigonometry, chapter 1 trigonometry illustrative Examples.

There are 8 questions of illustrative examples.
Here are the following question's, to watch solution of these questions please watch full video -
Illustrative examples
example 1 : convert 40 degrees 20 minutes into Radian measure.
example 2 : convert 5 degree 37 minutes 30 seconds into Radian measures
example 3 : convert 6 radians into degree measures.
example 4 : convert -4 radians into degree measures.
example 5 : find in degrees the angle subtended at the centre of a circle of radius 25 centimetre by an arc of length 11 centimetre.
example 6 : find the length of an arc of a circle of radius 5 centimetre subtending central angle measuring 45 degree.
example 7 : in a circle of diameter 40 centimetre the length of a chord is 20 centimetre find the length of minor arc corresponding to the chord.
example 8 : the angles of a triangle are in AP. the number of degrees in the least is to the number of radians in the greatest is 60 ratio pie. find the angles in degrees.
example 9 : the moon's distance from the earth is 3,60,000 kilometres if it's diameter subtended angle of 31 minute at the eye of the observer. find the diameter of the moon.

🔗 Must Watch Links:
Mathematics 1 Polyechnic Sem 1 Playlist : https://youtube.com/playlist?list=PLRATefFMZkjaS32hNSCPtcnqzh9HNzP8l&si=S36P2E9iKy0VzGhW
Applied Physics 1 Polytechnic Sem 1 Playlist : https://youtube.com/playlist?list=PLRATefFMZkjaCrA53zP0Loc66XmFwYsCE&si=MzCX6p8_3KERNwwL

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