these numbers form an addition and subtraction fact family choose the fact family formed by these numbers a 10-6=4 10-6=4 4+6=10 4+6=10 b 10-6=4 10-4=6 4+6=10 6+4=10 c 4+6=10 10-6=4 c 4+6=10 10-6=4 d 6+4=10 10-4=6 abc or d

its 4 because 2 times 2 is 4, if you double the number two you get four

it will be a cylinder. with a diameter of 8 and 4 single pieces high

step-by-step explanation:

sorry can't

step-by-step explanation:

i googled though and something came up but it was in science langueage not common english sooo