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Gyaan Maths
CBSE · Class 6-12
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CBSE Maths · Class 7

Chapter 14: Constructions and Tilings

Name: ________________________
Date: ______________
Marks: ____ / 5

Constructing angles/triangles and exploring tilings.

Questions

  1. Interior angle of equilateral triangle?
  2. Which regular polygons tile plane alone?
  3. Interior angle of regular octagon?
  4. Bisect 60°60° using compass. Result?
  5. Sum of interior angles of pentagon?

Extra Practice (Optional)

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Answer Key (For Teachers)

  1. Answer: 60°60°
    Working: Regular.
  2. Answer: 3, 4, 6
    Working: Triangle, square, hexagon.
  3. Answer: 135°135°
    Working: (8−2)⋅180/8(8-2)\cdot 180/8.
  4. Answer: 30°30°
    Working: Half.
  5. Answer: 540°540°
    Working: (5−2)⋅180(5-2)\cdot 180.
Gyaan Maths · CBSE Class 7 · Chapter 14
Gyaan Maths — CBSE Class 6-12, built for board-toppers.
v1.1 · Sept 2026