Question

Question 17
दो प्रतिच्छेदी रेखाओं द्वारा बनाए गए कोणों में से तीन
कोणों का योग 240 है। चौथे कोण का माप क्या होगा?
Out of the angles formed by two intersecting
lines, the sum of the three angles is 240. What
will be the measure of the fourth angle?
A
D​

Answer 1

Answer:

Answer is A

I hop this is carrect answer

Answer 2

if three out of four angle's sum is 240 , say X,Y ,Z and A , 'A' is the angle to be found

By angle sum property of quadrilateral ,

X+Y+Z+A =360

A =120