" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
108= 18 x t :2
18t=108 x 2
18t=206
t=12 cm
kel segitiga= 12 + 12 +18 cm=42 cm
108 cm² = 1/2 × 18 × t
108 × 2 ÷ 18 = t
12 cm = t
sisi miring = √12² + 9² = √144 + 81 = √225 = 15 cm
keliling = 18 + 15 + 15 = 48 cm