2D shapes

2D shapes & tessellation

Name: ______________________________Date: ______________Score: ______ / 20

1.
A 2D shape with 3 straight sides is a...?
1. Atriangle
2. Bsquare
3. Cpentagon
2.
How many sides does a square have?
3.
How many sides does a hexagon have?
4.
Which shape has at least 7 vertices?
1. Aheptagon
2. Bpentagon
3. Csquare
5.
A polygon has straight sides.
True False
6.
Squares tessellate.
True False
7.
A regular hexagon tessellates.
True False
8.
When shapes tessellate they leave no gaps.
True False
9.
Which 2D shape has at least one pair of parallel sides?
1. Atriangle
2. Brectangle
3. Ccircle
10.
How many triangles are put together to make the square in the worked example?
11.
Which of these is a regular 4-sided shape with all sides equal?
1. Arectangle
2. Bpentagon
3. Csquare
12.
Put these shapes in order by number of sides, fewest first.
Write the order (fewest sides to most) in the boxes:
- ?hexagon
- ?triangle
- ?square
13.
How many sides does a heptagon have?
14.
How many vertices does a square have?
15.
A 2D shape with 5 sides is a...?
1. Ahexagon
2. Bpentagon
3. Coctagon
16.
A 2D shape with 8 straight sides is a...
1. ATriangle
2. BQuadrilateral
3. COctagon
17.
How many sides does a pentagon have?
18.
A 2D shape with 5 straight sides is a...
1. ADecagon
2. BHeptagon
3. CPentagon
19.
A 2D shape with 7 straight sides is a...
1. ATriangle
2. BHeptagon
3. CNonagon
20.
How many sides does a triangle have?

Answer key

2D shapes — 2D shapes & tessellation