Correct is AB = DC
AB and DC are opposite sides of a rectangle which are equal.
All sides are equal on a triangle
Answer:
my brother said it is 5 and 10... but i do not know if it is
This is the associative property. Basically if you move the parenthesis either to left or right you’ll still get the right answer. So 4 times 5 equals 20 and 20 times 3 equals 60. 3 x 4 equals 12 and 12 x 5 equals 60