panjang alas suatu jajar genjang = 4y cm dan tingginya 3y cm. Jika luas jajargenjang itu 192 cm2, tentukan panjang alas dan tinggi jajargenjang iu!
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
12y² = 192
y² = 16
y = 4
panjang alas = 4y = 4 . 4 = 16
tinggi = 3y = 3 . 4 = 12
12y² = 192 cm²
y² =192/12
y² = 16
y = 4
Panjang Alas = 4 x y = 4 x 4 = 16 cm
Tinggi = 3 x y = 3 x 4 = 12 cm