If \( \mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D} \) are angles of a cyclic quadrilateral, pr...

Channel:
PW Solutions
Subscribers:
443,000
Published on ● Video Link: https://www.youtube.com/watch?v=iJ_6OFPR7dE


Duration: 6:21
2 views
0

If \( \mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D} \) are angles of a cyclic quadrilateral, prove that \( \cot \mathrm{A}+\cot \mathrm{B}+\cot \mathrm{C}+\cot \mathrm{D}=0 \)
Hint. \( A+C=B+D=\pi \)
πŸ“²PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2022-10-26Which system can reduce the possibility of tension and conflict among different groups of society?
2022-10-26Fill in the Blanks
2022-10-26Prove that: \( \tan 13 x=\tan 4 x+\tan 9 x+\tan 4 x \tan 9 x \tan 13 x \)
2022-10-26Show that: \[ \sin 70^{\circ} \cos 10^{\circ}-\cos 70^{\circ} \sin 10^{\circ}=\frac{\sqrt{3}}{2} \]
2022-10-26Inhich respect do democracies lag behind dictatorships?
2022-10-26Inhich neighbouring country of India is democracy not preferred over dictatorship?
2022-10-26Tohom a democratic government is responsible?
2022-10-26Show that : \[ \sin 38^{\circ} \cos 22^{\circ}+\cos 38^{\circ} \sin 22^{\circ}=\frac{\sqrt{3}}{2} \]
2022-10-26Show that: \[ \cos 130^{\circ} \cos 40^{\circ}+\sin 130^{\circ} \sin 40^{\circ}=0 \]
2022-10-26Which idea has successfully eliminated by democracy?
2022-10-26If \( \mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D} \) are angles of a cyclic quadrilateral, pr...
2022-10-26What does democracy ensure?
2022-10-26True/False Type Questions If we decrease frequency of source in series \( R-L-Q \) circuit, impe...
2022-10-26What does a legitimate government mean?
2022-10-26What type of government is attentive to the needs and expectations of the people'?
2022-10-26Evaluate: \( \sin \frac{11 \pi}{12} \).
2022-10-26Evaluate the following : \[ \cos 15^{\circ}-\sin 15^{\circ} \]
2022-10-26Which form of government is found in most of the countries of theorld?
2022-10-26Write the following sets in the builder form : \[ \left\{\frac{1}{2}, \frac{2}{3}, \frac{3}{4}, ...
2022-10-26Evaluate: \( \cos 195^{\circ} \)
2022-10-26Correct and Rewrite


Tags:
pw