Jawaban:
a= 40°
Penjelasan dengan langkah-langkah:
berpelurus=180-127=53°
segitiga jumlah sudut 180°
=> a+87°+53°=180° => a= 40°
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Jawaban:
a= 40°
Penjelasan dengan langkah-langkah:
berpelurus=180-127=53°
segitiga jumlah sudut 180°
=> a+87°+53°=180° => a= 40°