Grade 11Trigonometry
In a triangle ABC sides a,b and c are in AP. Prove that cotA/2, cotB/2 and cotC/2 are also in AP
In a triangle ABC sides a,b and c are in AP. Prove that cotA/2, cotB/2 and cotC/2 are also in AP
1 Answer
Saurabh Koranglekar
Dear student
https://www.askiitians.com/forums/Trigonometry/if-sides-of-a-tringle-a-b-c-are-in-ap-then-prove-t_179512.htm
Kindly find the link
https://www.askiitians.com/forums/Trigonometry/if-sides-of-a-tringle-a-b-c-are-in-ap-then-prove-t_179512.htm
Kindly find the link
Other Related Questions on trigonometry
In ABC, if cot A+cot B+cot C = cosecA cosecB cosecC, then prove that ABC is right angle triangle.
In ABC, if cot A+cot B+cot C = cosecA cosecB cosecC, then prove that ABC is right angle triangle.
trigonometry
Last Activity: 3 Years ago
- Find the general solution of equation tan3∂=cot2∂
For all angles between -720 and +720
- Find the general solution of equation tan3∂=cot2∂
For all angles between -720 and +720
trigonometry
Last Activity: 4 Years ago
Derive a formula for the area of the triangle, given b, A, B, and C. That is, derive the formula: (b^2sinAsinC)/(2sinB)
Derive a formula for the area of the triangle, given b, A, B, and C. That is, derive the formula: (b^2sinAsinC)/(2sinB)
trigonometry
Last Activity: 4 Years ago
WHAT IS THE LIMIT WHEN X TOWARDS TO 0 OF sin6x/5x ? lim𝑥→0 𝑠𝑖𝑛6𝑥/5𝑥
WHAT IS THE LIMIT WHEN X TOWARDS TO 0 OF sin6x/5x ? lim𝑥→0 𝑠𝑖𝑛6𝑥/5𝑥
trigonometry
Last Activity: 4 Years ago