cari x dulu:
3x + 2x = 90°
5x = 90°
x = 90°/5
x = 18°
= 2x
= 2(18°)
= 36°
Penjelasan dengan langkah-langkah:
nilai x
5x = 90
x = 90/5
besar sudut DAE
= 2.18
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cari x dulu:
3x + 2x = 90°
5x = 90°
x = 90°/5
x = 18°
= 2x
= 2(18°)
= 36°
Penjelasan dengan langkah-langkah:
nilai x
3x + 2x = 90°
5x = 90
x = 90/5
x = 18°
besar sudut DAE
= 2x
= 2.18
= 36°