Math, asked by 1234564681, 7 months ago

if ABCD is a cyclic quadrilateral then prove that cos A + cos B + cos C + cos D =0

Answers

Answered by javeriakhanam2808200

3

Answer:

follow me

see answer in above pic ok

Attachments:

Previous Question

Next Question

Similar questions

Math, 3 months ago

Simplify (7+√7)² please Ans asap...

Hindi, 3 months ago

सुसंगति सदा घडो, सुजनवाक्य कानीं पडो, कलंक मतिचा झडो, विषय सर्वथा नावडो, सदंघ्रिकमळी दडो; मुरडितां हटाने अडो, वियोग घडतां रडो, मन भवच्चरित्री जडो।। न निश्चय कधीं ढळो, कुजनविघ्नबाधा टळो; न चित्त भजनी चळो, मति सदुक्तमार्गी वळो; स्वतत्त्व हृदया कळो; दुरभिमान सारा गळो; पुन्हां न मन हें मळो; दुरित आत्मबोधे जळो।। मुखी हरि! वसो तुझी कुशलधामनामावली, क्षणांत पुरवील जी सकलकामना मावली; । कृपा करिशि तूं...

Science, 3 months ago

pplplplplplplplplpllplplpllplplplplplpl...

Math, 7 months ago

Add the following 0.243, 2.47 and 3.009...

Math, 7 months ago

$- 6 \times dash \: = 6$ ...

Hindi, 1 year ago

Sapne Mein robot se Mulakat Ka Chitra varnan...

English, 1 year ago

Is mouparna education academy (a channel in youtube ) the best channel ever?

Math, 1 year ago

Find the slope of y,if the slope of the line joining (0,y),(4,3y) is -4...