Question

Tolong ya kak sama caranya jugak

Answer 1

Kelas VII Matematika
Bab Bangun Datar

(4x + x)° + 3y° = 180° (sudut setengah putaran)
5x° + 3y° = 180°

Nilai x
= 180 / 5
= 36°

Nilai y
= (180 - x) / 3
= (180 - 36) / 3
= 144 / 3
= 48°

Nilai x + y
= 36 + 48
= 84°

[^---Victor---^]