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Lesson 7.4: Tessellating with Triangles
Match the order of the step used to create a tessellation with this triangle.
a.
Reflect the row across a horizontal line and then across a vertical line.
b.
Translate the six triangles until they tile a plane.
c.
Translate the triangle the distance of the base to create a row.
d.
Translate the reflected row to the left and down to fit in the gaps of the original row.
A
B
C
D
1.
A
B
C
D
2.
A
B
C
D
3.
A
B
C
D
4.
Match the order of the steps used to create a tessellation with this right triangle.
a.
Reflect the new triangle across a vertical line.
b.
Reflect the triangle across a vertical line.
c.
Rotate the new triangle 180° ccw around the midpoint of the hypotenuse.
d.
Translate the eight triangles until they tile a plane.
e.
Reflect the four triangles across a horizontal line
A
B
C
D
E
5.
A
B
C
D
E
6.
A
B
C
D
E
7.
A
B
C
D
E
8.
A
B
C
D
E
9.
