Question

the length of a mattress is 185 cm and width is 100 cm. Find the sum of all sides of the mattress. Express in metres.​

Answer 1

Hey Mate, here's your answer

given, l=185cm

b=100cm

therefore, sum of all sides= perimeter of rectangle

perimeter of rectangle=2(l+b)

=2(185+100)

=2(285)

=570cm

=570/100 m

=5.7 m

Answer 2

Answer:

5.7m

Step-by-step explanation:

Perimeter of mattress=2(185+100)cm

Perimeter of mattress=570cm

Perimeter of mattress in meters=570/100

Perimeter of mattress in meters=5.7m