Question

Ada yang bisa bantu???​

Answer 1

Panjang= (y+3)
lebar= (7-y)
luas maksimum= ?

(y+3) = (7-y)
y+y = 7-3
2y = 4
y = 2

panjang= (y+3) => (2+3) = 5
lebar= (7-y) => (7-2) = 5

Luas= p*l
= 5*5 = 25 cm² ✔