Need with geography #10 true or false and explain < 1 and < 2 are supplementary?

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Which function can be used to model the monthly profit for x trinkets produced? f(x) = –4(x – 50)(x – 250) f(x) = (x – 50)(x – 250) f(x) = 28(x + 50)(x + 250) f(x) = (x + 50)(x + 250)

Find the arc length of the semicircle. 7the grade