Question

guys, please help me with this ! need urgently !
1. measure and write the length of four sides of the top of your study table
AB= _______ CM
BC=_______ CM
CD=________ CM
DA = ____CM
Now, the sum of the lengths of four sides
= AB+BC+CD=DA
=_______________CM

Answer 1

Ab=4cm
BC=6cm
Cd=4cm
Da=6cm
Total=20cm

Answer 2

AB = 100 CM
BC = 60 CM
CD = 100 CM
DA = 60
AB+BC+CD+DA = 320 CM