In figura alaturata AC||DF si 2m(∠GEF)=3m(∠ABE).Determinati m(∠ABE).Determinati m(∠KBC) si m(∠BEF)
![In Figura Alaturata ACDF Si 2mGEF3mABEDeterminati MABEDeterminati MKBC Si MBEF class=](https://ro-static.z-dn.net/files/d10/2e9194ef661aa0cd14aa66b4207c4522.jpg)
Răspuns:
Explicație pas cu pas:
∡ABE+GEF =180°
∡ABE+3ABE=180
4ABE=180
∡ABE =180:4 =45°
∡GEF =3ABE =3*45 =135°
∡ABE=BEF =45° alt. int.
∡ABE=KBC=45° op.vf.