kak kak tolong dijawab pakai proses

======== Jawaban =========

Sub. Mapel = Math
Sub. Materi = Bangun Datar
Pertayaan yg diajukan = 1

Penyelesaian :
Luas daerah yg diarsir
= 3/4 × phi × r^2
= 3/4 × 22/7 × 28 cm × 28 cm
= 3/4 × 2464 cm
= 1848 cm^2
Opsi C [tex] [/tex]

==========================
Hopefully is the best for you :)