What do all quadrilaterals have in common

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

How many ordered pairs of positive integers satisfy xy=32?

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)