Tolong di jawab ya kak terima kasih :-)

Gambar a.
-----------------
K = 2(P x l)

K = 2(10 + 6)

K = 2 x 16

K = 32 cm


Gambar c.
----------------
K = 150 cm
P = 45 cm

Maka,

Lebar = (K/2) - P

Lebar = 150/2 - 45

Lebar = 75 - 45

Lebar = 30 cm

D. brp ya lebarnya.......


maaf......