Question

tolong di jawab ya please​

Answer 1

Jawab:

Penjelasan dengan langkah-langkah:

Segitiga ABC sama kaki Ac=AB

<BAC =42

<ABC =<ACB =x

180° = <ABC+<ACB+<BAC

180= x+x+42

180 -42=2x

138 = 2x

X=138/2

X=69

Segitiga EBC sama kaki EB=BC

<CEB = <BCE = <ABC=69°

jawab D