jawabbb yaaaa kakkkk

(162° - 90°) / 360°. × 40

= 72° / 360° × 40

= ¹/5 × 40

= 8

Diagram

Jmlh --> 40

Selisih ?

selisih sudut mtk bi
= 162-90
= 72°

Selisih
= 72/360 x 40
= 1/5 x 40
= 8