Answered

What is the perimeter of a rectangle if its length is 47 cm and width is 21 cm?

Sagot :

Mlcparra16id
[tex]Perimeter=2(length+width) \\ =2(47cm+21cm)=2(68cm)=136cm[/tex]
Jers15id
Formula for the perimeter of a rectangle:
P=2(l+w)

substitute with the given measurements
P=2(47 cm+21 cm)
P=2(68 cm)
P=136 cm

Hope this helps =)