Question

The perimeter of a rectangle whose length is 4 cm and breadth is 5 cm
(a) 9 cm
(b) 20 cm
(c) 18 cm
(d) 36 cm

Answer 1

BONJOUR,
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$perimeter \: of \: rectangle \: = lenght \times breadth \: \\ \\ 4cm \times 5cm = 20cm$

Answer 2

Step-by-step explanation:

perimeter=z(l+b) 5+4 X2=9x2=18