Question

ਇੱਕ ਚਤੁਰਭੁਜ ਦੇ 75°,75°ਤੇ 90° ਕੌਣ ਹਨ, ਚੌਥਾ ਕੌਣ ਪਤਾ ਕਰੋ
Who are 75 °, 75 ° and 90 of a quadrilateral? Find out who the fourth is​

Answer 1

Answer:

sum of all angles is 360°

75+ 75+ 90+ x =360°

240+ x = 360°

x = 360° - 240°

x = 120°