Question

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Answer 1

7x + 5x = 180

12x = 180

x = 180/12

x = 15

ABD = 7x

= 7(15)

= 105°

=> semoga bermanfaat

Answer 2

`Garis dan sudut

Nilai x

7x + 5x = 180°

12x = 180°

x = 180/12

x = 15°

Besar Sudut ABD

<ABD = 7x

= 7.15°

<ABD = 105°