berdasarkan gambar, maka besar 4 AOB adalah... A. 80°
B .50°
C .48°
D. 40°
pakai cara ya
B .50°
C .48°
D. 40°
pakai cara ya
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Penjelasan dengan langkah-langkah:
4x + 5x + 90 = 180
9x + 90 = 180
9x = 180 - 90
9x = 90
x = 90/9
x = 10
__
<AOB
= 4x
= 4.10
= 40°
opsi d
4x + 5x + 90 = 180
( 4 + 5 )x + 90 = 180
9x + 90 = 180
9x = 180 - 90
9x = 90
x = 90/9
x = 10/1
x = 10°
MAKA <AOB :
= 4 × X
= 4 × 10°
= ( 4 × 10 )°
= 40°