Answer:
3 + (5 + 7) = (3 + 5) + 7
Associative property
(3){5(7)} = (3){7(5)}
Commutative Property
5 + 0 = 5
Identity Property
Step-by-step explanation:
Answer : 400 cm square :)
Sorry if it’s incorrect ;-;
Answer:
Step-by-step explanation:
its 21
I wish I could help but but I can't I'm dumb as a box of rocks