Completion of Incomplete Pattern - Expert Level: exam-oriented practice EXPERT

Strategic basic drills ★ for completion of incomplete pattern: 20 expert-level problems. Worksheet 29 of 30 - Focus: exam-oriented practice. Develop expertise in reasoning questions, logical thinking, problem solving with step-by-step solutions. Ideal for expert-level learners targeting challenging problems and time-bound practice.

📝 Worksheet 29 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Expert level

What you'll learn in this worksheet:
Your progress through Completion of Incomplete Pattern
Worksheet 29 of 30 (96% complete)

Question 1

Geometric Pattern: Triangular grid Current state: Top 6 triangles complete, bottom 2 missing What element is needed for completion?
In triangular grid, all positions must follow the same geometric rule. The missing element is the two bottom triangles to maintain consistency.

Question 2

Complete the 3×3 matrix: ◆ ◆ ◆ △ △ △ ■ ■ ? What symbol replaces '?' ?
Each row contains the same symbol. Row 3 has '■' in cols 1-2, so col 3 must also be '■'.

Question 3

Find the odd one and complete: △ △ ? △ What should replace '?' to make a consistent pattern?
□ is the odd one out because it's different from △. To make all elements consistent, replace '?' with △.

Question 4

Logical Pattern: Alternating shapes Rule: ● → ○ → ● → ○ → ? What logically completes the pattern?
Following the logical rule: ● → ○ → ● → ○ → ?. Therefore, the next element is solid circle.

Question 5

Logical Pattern: Orientation Rule: ↑ → → → ↓ → ? What logically completes the pattern?
Following the logical rule: ↑ → → → ↓ → ?. Therefore, the next element is left arrow.

Question 6

3D/Perspective Pattern: Cube Missing: Missing back-right edge What completes the perspective drawing?
In perspective drawing, all parallel lines converge to vanishing points. The Missing back-right edge must follow these same convergence rules → hidden back edge.

Question 7

Complex Pattern: Mandala Missing elements: Missing 2 petals (NE and SW) and center dot How should the pattern be completed?
In mandala, the pattern logic applies consistently. The Missing 2 petals (NE and SW) and center dot must be filled with two petals and center to maintain integrity.

Question 8

Pattern: ⭐ Star pattern Missing: bottom quarter in ⭐ Star pattern Missing: bottom quarter What symbol completes the pattern?
In a symmetrical ⭐ star pattern, all four quarters must be identical. The missing bottom quarter should be a star like the others.

Question 9

Logical Pattern: Count progression Rule: ● → ●● → ●●● → ? What logically completes the pattern?
Following the logical rule: ● → ●● → ●●● → ?. Therefore, the next element is four dots.

Question 10

3D/Perspective Pattern: Staircase Missing: Missing top step What completes the perspective drawing?
In perspective drawing, all parallel lines converge to vanishing points. The Missing top step must follow these same convergence rules → top step.

Question 11

Complete the analogy: ● : ●● :: ■ : ? (Relation: double the count)
The relation is 'double the count'. Since ● becomes ●●, then ■ becomes ■■ (two squares).

Question 12

Pattern: ▲ Triangle pattern Missing: bottom-right quarter in ▲ Triangle pattern Missing: bottom-right quarter What symbol completes the pattern?
In a symmetrical ▲ triangle pattern, all four quarters must be identical. The missing bottom-right quarter should be a solid triangle like the others.

Question 13

Geometric Pattern: Triangular grid Current state: Top 6 triangles complete, bottom 2 missing What element is needed for completion?
In triangular grid, all positions must follow the same geometric rule. The missing element is the two bottom triangles to maintain consistency.

Question 14

Pattern: Flower Current state: top: 5 petals, bottom: 4 petals What is needed to complete the symmetrical pattern?
For perfect symmetry in a flower, both sides must match. Currently top: 5 petals, bottom: 4 petals, so we need to add one petal.

Question 15

Size progression pattern: ⚪ (tiny) → ◯ (small) → ○ (medium) → ? What size comes next?
Size increases progressively: tiny → small → medium → large. The missing size is large (●).

Question 16

Complex Pattern: Mandala Missing elements: Missing 2 petals (NE and SW) and center dot How should the pattern be completed?
In mandala, the pattern logic applies consistently. The Missing 2 petals (NE and SW) and center dot must be filled with two petals and center to maintain integrity.

Question 17

Size progression pattern: ⚪ (tiny) → ◯ (small) → ● (large) → ? What size comes next?
Size increases progressively: tiny → small → medium → large. The missing size is medium (○).

Question 18

Pattern: Star Current state: upper: 5 rays, lower: 3 rays What is needed to complete the symmetrical pattern?
For perfect symmetry in a star, both sides must match. Currently upper: 5 rays, lower: 3 rays, so we need to add two rays.

Question 19

Pattern: Diamond with 120° rotational symmetry Current: corners filled: top, left, right Missing: bottom position What completes the pattern?
For 120° rotational symmetry, all positions must be filled identically. The bottom position needs the same element as the others → bottom corner.

Question 20

Complex Pattern: Checkerboard 4×4 Missing elements: Missing 4 black squares on main diagonal How should the pattern be completed?
In checkerboard 4×4, the pattern logic applies consistently. The Missing 4 black squares on main diagonal must be filled with black squares on diagonal to maintain integrity.
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