tolong jawab nomor 25 26 27 dan 28 (pake cara)

nih jawabannya dek :)

25)L=Phi × R × R
=22/7 × 14 ×14 = 616 CM2
26)KLL= 2 × ( P + L )
= 2 × ( 20 + 16 )
=2 × 36 = 72 × 6 =432 CM
27) B
28)LP=2 × (PL+PT+LT)
=2 × (375 + 225 + 135)
=2 × 735= 1.470 CM2