Find perimeter by counting unit squares

CCSS Math: 3.MD.D.8
Practice finding perimeter by counting unit squares.  We will start with rectangles and then try some irregular shapes.

Rectangles

Problem 1A
Each square on the grid is 11 unit square.
What is the perimeter of the rectangle?
units
Problem 1B
Each square on the grid is 11 unit square.
What is the perimeter of the square?
units

Irregular shapes

Problem 2A
Each square on the grid is 11 unit square.
What is the perimeter of the shape?
units
Problem 2B
Each square on the grid is 11 unit square.
What is the perimeter of the shape?
units