x=width
3x=length
3x+x=24
4x=24
4x/4=24/4
x=6
x=width=6cm
3x=length=18cm
18/2=9 cm
6/2=3cm
Length=9cm
width=3cm
because there are two length sides and 2 width sides
Greatest whole # 2549
Least whole # 2450
Counterexample is an example with a negative connotation. Whereas an example may be used to support or illustrate a claim, a counterexample is used to refute an assertion.
<u>Statement:</u> All whole numbers are even.
<u>Counterexample:</u> Consider numbers 3, 5, 7, 9, 11, 13, 15, 17, 19, 21,.... These numbers are whole numbers, but not even numbers.
You give an example of whole numbers that are not necessarily even.