A box is 7 metres high, 3 metres wide and 3 metres in length. Excluding the lid, how many square metres of paper would be
required to line it? _m2
Help pls

Extra points! find the missing dimension! need asap

How do you do the foil method with polynomials?

Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?