Answer: means you can switch up the numbers
Step-by-step explanation:
so Commutative Property means you can switch up
the numbers not the sign for example.
4 × 3 × x
4 × x × 3
3 × x × 4
x × 3 × 4
x × 4 × 3
if you look at all these! they just switch
this is easier like 4x5=20 in communicative property it would be 5x4=20
Hope this helps :)
Answer:
Rational, integers, whole, natural, real
Step-by-step explanation:
109 is rational because it can be expressed as the ratio of two integers: 109:1
109 is integer because it can be written with no fractions
109 is a whole number because it has no decimals
109 is natural because it is an integer greater than 0
Hope this helps! ;)
Answer:
20 + 2 units
Step-by-step explanation:
because the perimeter of ∆ ABC is the answer 20 + 2