Find the number of triangles in the given figure. 16 13 9 7 The figure may be la

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Correct Answer

16

Explanation

The figure may be labelled as shown.

Find the number of triangles in the given figure. 16 13 9 7 The figure may be labelled as shown. The

The simplest triangles are AGE, EGC, GFC, BGF, DGB and ADG i.e. 6 in number.

The triangles composed of two components each are AGC, BGC and ABG i.e. 3 in number.

The triangles composed of three components each are AFC, BEC, BDC, ABF, ABE and DAC i.e. 6 in number.

There is only one triangle i.e. ABC composed of six components.

Thus, there are 6 + 3 + 6 + 1 = 16 triangles in the given figure.

1.
In a solid cube which is made up of 27 small cubes, two opposite sides are painted red, two painted yellow and the other two with white. How many cubes have two colours?
Options
A. 8
B. 12
C. 16
D. 24

7. Select a suitable figure from the four alternatives that would complete the figure matrix.
Options
A. 1
B. 2
C. 3
D. 4

8. Select the alternative which represents three out of the five alternative figures which when fitted into each other would form a equilateral triangle.
Options
A. 234
B. 123
C. 345
D. 235