Asiyebeyza80rans
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A 4. 1. a = ? D 1109 t B B с А A) 30 B) 40 C) 50 D) 60 E) 70​

A 4 1 A D 1109 T B B С А A 30 B 40 C 50 D 60 E 70 class=

Sagot :

Enesbasar1rans

Cevap:40

110+x+y=180 ise x+y=70

α+2x+2y=180

α+140=180

α=40

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