no 8 tolong jawab pake cara
Matematika
LegendsBrian
Pertanyaan
no 8 tolong jawab pake cara
1 Jawaban
-
1. Jawaban ekaanissa
Keliling = phi × d
12,56 = 3,14 × d
d = 12,56 ÷ 3,14 = 4
r = 2
Luas = 3,14 × 2 × 2 = 12,56 cm^2
Opsi B
^ artinya pangkat