Question

Elaine uses 19 connecting cubes to make a model of a house. The house model is in the shape of a rectangle and is one cube high. How many different ways could Elaine make the model of the house?

a) 1
b) 2
c) 4
d) 19
Please explain

Answer 1

c or d because there are nineteen cubes with these 19 cubes there are more than 2 ways of making the house

Answer 2

The answer is A, because 19 is a prime number. (Prime means it can only be divide by on and itself.)