Which property is demonstrated?
(5+19)+6=5+(19+6)
commutative property of addition
associative property of multiplication
associative property of addition
commutative property of multiplication

Eis the midpoint of line segment ac and bd also line segment ed is congruent to ec prove that line segment ae is congruent to line segment be

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.