Question

Julie has built a kennel whose base is in the shape of rectangle of dimensions 100cm by 40 cm. She wants to put a fence around it. Find the length of the fencing required in metres

Answer 1

Perimeter of a rectangle = 2lb


2 x (100+40)
2 x 140
280cm

1 CM = 1/100 m
280/100 m

2.8 m

Answer 2

Step-by-step explanation:

Julie built a kennel whose base is in rectangular shape. =whose length is 100cm and breadth is 40 cm Perimeter =2(l+b)

=2×(100cm+40cm)

=2×140cm

=280cm

1cm =1/100 cm 280 cm =28/100 =2.8m