Question

tolong pliss

Tentukan nilai X​

Answer 1

Garis lurus memiliki besar sudut 180°

Hence,

a) 6x + 5x + 3x + x = 180

15x = 180

x = 180/15

x = 12°

b) 12 + 3x + 5x + 2x = 180

12 + 10x = 180

10x = 168

x = 168/10

x = 16,8°