Jawaban:
a. nilai x = 30°
b. 30°, 60°, 90°
a. 3x + 2x + x = 180
6x = 180
x = 180/6
x = 30°
Jadi nilai X = 30°
b. ∠K = x = 30°
∠L = 2x = 2 × 30 = 60°
∠M = 3x = 3 × 30 = 90°
Jadi Besar ∠K,∠L,dan ∠M = 30°, 60° dan 90°
<K + <L + <M = 180°
x + 2x + 3x = 180°
6x = 180°
x = 180°/6
<K = x°
= 30°
<L = 2x°
= 2.(30°)
= 60°
<M = 3x°
= 3.(30°)
= 90°
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Jawaban:
a. nilai x = 30°
b. 30°, 60°, 90°
Penjelasan dengan langkah-langkah:
a. 3x + 2x + x = 180
6x = 180
x = 180/6
x = 30°
Jadi nilai X = 30°
b. ∠K = x = 30°
∠L = 2x = 2 × 30 = 60°
∠M = 3x = 3 × 30 = 90°
Jadi Besar ∠K,∠L,dan ∠M = 30°, 60° dan 90°
Jawaban:
<K + <L + <M = 180°
x + 2x + 3x = 180°
6x = 180°
x = 180°/6
x = 30°
Jadi, nilai x adalah 30°
<K = x°
= 30°
<L = 2x°
= 2.(30°)
= 60°
<M = 3x°
= 3.(30°)
= 90°
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