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Bricks in a wall form a tiling of rectangles, as shown. At the marked point, the corners of two bricks meet the edge of a third brick. Which angles fill the space around that point?

Class 7Tiling PatternsGeometry
  • A60°, 120°, 180°
  • B180°, 90°, 90°
  • C90°, 90°, 90°, 90°
  • D120°, 120°, 120°

Step-by-Step Solution

The brick below has a straight edge through the point (180°), and the two bricks above each have a 90° corner there. 180° + 90° + 90° = 360°.
Answer: B) 180°, 90°, 90°

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