Lesson Worksheet: Sides of 2D Shapes Mathematics • 1st Grade
In this worksheet, we will practice how to identify and count sides of 2D shapes.
Q3:
Which shape can I build with these 5 sticks?
- A
- B
- C
Q4:
Jacob made a pentagon using 5 toothpicks. He now wants to change the pentagon into a hexagon. How many more toothpicks does he need?
Q5:
How many sides does the shape have?
Q6:
Pick the shape that Elizabeth is describing.
- A
- B
- C
- D
Q7:
Mason made a triangle using 3 toothpicks. He now wants to change the triangle into a hexagon. How many more toothpicks does he need?
Q10:
Which of the following shapes has four sides?
- A
- B
- C
- D
Q12:
Which shape has 5 sides?
- A
- B
- C
Q13:
True or False: Shape A has more edges than shape B.
- ATrue
- BFalse
Q15:
How many edges are there in the given shape?
Q17:
How many edges are there in the given shape?
Q18:
How many edges are there in the given shape?