Joe says that all squares belong to the group "has four square corners". Lynn says that all squares belong to the group "has 1 square corner". Who is correct and why?
Joe, all squares have four right angles (square corners)
15
How many right angles does this shape have?
0
15
How many right angles does this shape have?
4
15
How many right angles does this shape have?
1
15
How many right angles does this shape have?
2
15
How many right angles does this shape have?
0
15
Are opposite sides the same length?
no
15
Are opposite sides the same length?
yes
15
Are opposite sides the same length?
yes
15
Are opposite sides the same length?
yes
15
Choose one: A) all sides the same length; B) some sides the same length; C) no sides the same length
c
15
Choose one: A) all sides the same length; B) some sides the same length; C) no sides the same length