Question

Panjang DE adalah....
a. 18 cm
b. 12 cm
c. 10 cm
d. 9 cm
WAJIB PAKAI PENJELASAN!​

Answer 1

Verified answer

Penjelasan dengan langkah-langkah:

Penyelesaian :

[tex] \rm \frac{CD}{CA} = \frac{DE}{AB} \\ \rm = \frac{6}{6 + 3} = \frac{DE}{15} \\ \rm = \frac{6}{9} = \frac{DE}{15} \\ \rm DE = 10 \: cm[/tex]

Answer 2

6/6 + 3 = DE/15

6/9 = DE/15

9DE = 6(15)

DE = 90/9

DE = 10/1

DE = 10 CM