Question

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Answer 1

पंच बहुभुज का बाहरी कोणों का योग =540

20+85+x+89+92=540

x+286=540

x=540-286

x=254

(d) none of these

Answer 2

Answer:

ALL ANGLE SUN IS 540

Step-by-step explanation:

(180-85)+(180-20)+(180-92)+(180-89)+(180-x) =540

95+160+88+91+(180-x) = 540

450 + (180-x) = 540

180-x = 90

-x = -90

x = 90

none of these