Penjelasan dengan langkah-langkah:
x + (10 + x) = 90° (berpenyiku)
(x + x) + 10 = 90°
2x + 10 = 90°
2x = 90 - 10
2x = 80°
x = 80 ÷ 2
x =
_______________
x = Sudut siku - besar sudut
x = 90° - ( x + ( x + 10 )
x = 90° - x + x + 10
x = 90° - 2x + 10
2x = 80
x = 40°
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
Penjelasan dengan langkah-langkah:
x + (10 + x) = 90° (berpenyiku)
(x + x) + 10 = 90°
2x + 10 = 90°
2x = 90 - 10
2x = 80°
x = 80 ÷ 2
x =
_______________
PENYELESAIAN
x = Sudut siku - besar sudut
x = 90° - ( x + ( x + 10 )
x = 90° - x + x + 10
x = 90° - 2x + 10
2x = 90 - 10
2x = 80
x = 80 ÷ 2
x = 40°