jika DE : BC = 2 : 3 dan garis AT = 15cm, tentukan panjang AS Dengan caranya yaa ;)

Question

Matematika Diposting : 2018-01-07 Diupdate : 2022-04-12 dewilsmna9356

Pertanyaan

jika DE : BC = 2 : 3 dan garis AT = 15cm, tentukan panjang AS

Dengan caranya yaa ;)

Answer 1

DE : BC = 2 : 3 (perkalian silang)
AT : AS = 15 : AS
2AS = 3 × 15
= 45
AS = 45 : 2
= 22,5

Jadi , AT : AS = 15 : 22,5