$Trigonometric Ratios of Some Specific Angles (Part 1) | Introduction to Trigonometry | CBSE | Class 10 | Math$

Trigonometric Ratios of Some Specific Angles (Part 1) | Introduction to Trigonometry | CBSE | Class 10 | Math

By Shiksha Abhiyan

This podcast is a part of a series for, CBSE Class 10 Maths. We recommend that you take a look at our YouTube channel, to enter this new world of virtual learning at its best. || Youtube: Shiksha Abhi ...Read more

6 Episodes

$Q6. If A,B,C are angles of a ∆ABC, show that sin (B + C ) / (2) = cos A / 2 .$

Q6. If A,B,C are angles of a ∆ABC, show that sin (B + C ) / (2) = cos A / 2 .

October 22, 2020 03 min 49 secs

$Q5. If A and B are acute angles such that sinA = cosB, prove that ( A + B) = 90°.$

Q5. If A and B are acute angles such that sinA = cosB, prove that ( A + B) = 90°.

October 22, 2020 02 min 13 secs

$Q4. If sin (θ + 34 ) = cos and (θ + 34 ) is acute show that θ = 28$

Q4. If sin (θ + 34 ) = cos and (θ + 34 ) is acute show that θ = 28

October 22, 2020 02 min 41 secs

$Q3. If sec5A = cosec(A - 30° ) , where 5A is an acute then find the value of A.$

Q3. If sec5A = cosec(A - 30° ) , where 5A is an acute then find the value of A.

October 22, 2020 02 min 31 secs

$Q2. If tan2A = cot( A - 21° ), where 2A is an acute angle then find the value of A.$

Q2. If tan2A = cot( A - 21° ), where 2A is an acute angle then find the value of A.

October 22, 2020 03 min 00 secs

$Q1. If sin3A = cos( A-10°) , where 3A is an acute angle then find the value of A.$

Q1. If sin3A = cos( A-10°) , where 3A is an acute angle then find the value of A.

October 22, 2020 02 min 57 secs

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Trigonometric Ratios of Some Specific Angles (Part 1) | Introduction to Trigonometry | CBSE | Class 10 | Math

By Shiksha Abhiyan

6 Episodes

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