1-3 Practice

Write an equation to represent the relationship between the step number, n, and the number of small squares, y, in each step.

Explain how your equation relates to the pattern.

Which expression represents the relationship between the step number n and the total number of small squares in the pattern?

Write an expression for the area of the shaded part of Figure A.

Write an expression for the area of the shaded part of Figure B.

Area of row 3?

Area of row 4?

Area of row 4?

Without calculating, predict whether the area of the rectangle be greater or less than 25 square meters if the length is 5.25 meters?

Based on your graph, do the values change in a linear way?