Pakai cara yaaaaaaaaaaaaaaaaaaaaa :)

By Admin ReiPosted on December 8, 2022

Pakai cara yaaaaaaaaaaaaaaaaaaaaa 🙂

Jawaban:

mencari panjag DF

$df = sqrt{ {20}^{2} - {12}^{2} } \ = sqrt{400 - 144} \ = sqrt{256} \ = 16cm$

maka kel. segi3

= 20 + 12 + 16

= 48cm