Question

tentukan besar sudut BCE​

Answer 1

Penjelasan dengan langkah-langkah:

Diket

< CAB = 35 °

< CBD = 116°

Ditanya :

<BCE = ?

Jawab:

<ABC = 180 - <CBD

<ABC = 180 - 116

<ABC = 64°

< BCA = 180 - (<ABC + <CAB)

<BCA = 180 - (64+35)

<BCA = 180 - 99

<BCA = 81°

<BCE = 180 - <BCA

<BCE = 180 -81

<BCE = 99°