Learn Zillion 2 Dimensional Shape Patterns

What is the rule for determining the number of triangles at each step?

• The step number times two

• The step number

• The step number minus one

• The step number plus one

How are odd-numbered steps arranged in the triangle pattern?

• Stacked horizontally

• Side-by-side

• Point-to-point

• Back-to-back

What is the rule for calculating the perimeter at each step?

• Step number plus two

• Step number times two

• Step number minus two

• Step number plus one

At the 9th step, how many triangles are there?

• 8 triangles

• 7 triangles

• 9 triangles

• 10 triangles

What is the perimeter of the pattern at the 9th step?

• 13 units

• 11 units

• 10 units

• 12 units