Which number could be written in the box 216< < 563

Atriangle has sides with lengths of 10 yards, 13 yards, and 18 yards. is it a right triangle?

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42

How many 2/5s are in 1 and 1/2 plz someone me right now