Question

Solve and explain #7 a)

Answer 1

Its 5 because it sas to count faces there are 5 faces on a cube

Answer 2

It says that to find the length of an edge and area of a face . The cube has a volume as 1000cm3. since it's a cube it is much easier . A cube all same length meaning we have to find a number that is multiplied by it self to give u 1000.
so, i.e. x times x times x =1000
x^3=1000
x= cube root of 1000
which is 10.