Worksheet: Areas of Irregular Polygons
In this worksheet, we will practice finding the areas of irregular polygons using a grid of unit squares.
Q4:
Find the area of the shape.
Q5:
Determine the area of the figure.
- A13
- B15.5
- C11.5
- D18
- E20
Q6:
Find the area of the shape given that each square represents 1 square centimeter.
Q7:
Work out the area of the shaded shape. Each square represents 1 square centimeter.
Q8:
Find the area of this shape. Remember that the area of each small square is 1.
Q9:
Find the area of this shape. Remember that the area of each square is 1.
Q10:
Find the area of the shape by counting the squares.
Q11:
Estimate the area of the figure.
Q12:
Which is the best estimate for the area of this shape? Remember that the area of each small square is 1.
- A60
- B62
- C58
- D40
- E44
Q13:
Find the area of this shape. Remember that the area of each small square is 1.
Q14:
The diagram shows the floor plan for a tree house. One square on the grid represents 1 square foot. About how many square feet is the area of the floor?
Q15:
Charlotte has drawn a shape with an area of 12 square units.
Which two shapes have an area that is different from Charlotte’s shape?
- AShape 2, Shape 3
- BShape 1, Shape 2
- CShape 1, Shape 3
Q16:
Find the area of this shape.
- A square units
- B square units
- C12 square units
- D square units
- E11 square units
Q19:
The side length of each small square in the grid is one unit.
Find the area of the colored shape.
Q20:
Determine the area of the shown figure.
- A55
- B50
- C45
- D51
- E29
Q21:
In the diagram each square represents 10 square centimeters. What is the area of the colored shape?
Q22:
Find the area of the colored shape by counting square units.
- A4 square units
- B14 square units
- C10 square units
- D12 square units
- E16 square units
Q23:
Suppose each square in the shown grid is a square centimeters. What is the area of the colored shape?
Q24:
In the given diagram, one square represents 5. Find the area of the shaded part.
Q25:
Natalie thinks that this shape has an area of 15 square units. Is she correct?
- ANo, because the square units do not cover the whole area.
- BYes, because the square units cover the whole area.
- CYes, because there are 15 tiles.
- DYes, because the tiles do not overlap.