51. How many rectangles are there in the following figure?
52. What is the minimum number of straight lines that is needed to construct the figure?
53. Count the number of rectangles in the given figure.
54. Count the number of pentagons in the adjoining figure.
55. Count the number of rectangles in the given figure.
56. Find the number of quadrilaterals in the given figure.
57. Count the number of triangles in the figure.
58. Consider the adjoining diagram:
What is the minimum number of different colours required to paint the figure given above such that no two adjacent regions have the same colour?
What is the minimum number of different colours required to paint the figure given above such that no two adjacent regions have the same colour?
59. Determine the number of rectangles and hexagons in the following figure.
60. Consider the adjoining diagram:
What is the minimum number of colours required to fill the spaces in the diagram without any two adjacent spaces having the same colour?
What is the minimum number of colours required to fill the spaces in the diagram without any two adjacent spaces having the same colour?