Question

An A4 size sheet of paper measures 297 mm in length and 210 mm in width
(a) Find its perimeter in () mm () cm​

Answer 1

Answer:

The Perimeter of the Rectangular A4 size Paper

=2(l+b).

=2(297+210).

=1014mm.

Converting it Into cm,

We know 1cm=10mm.

(1014/10)cm.

=101.4cm.

Answer 2

Step-by-step explanation:

$2(l + b) \\ 2(297 + 210) \\ = 2(507) \\ = 1014 \: cm \\ 1cm = 10mm \\ \frac{1014}{10} \\ = 101.4$