The area of one equilateral triangle is 43 square meters. A number of 4 such triangles are combined to form a bigger equilateral triangle. Find the area of the larger triangle.
A
165 sq ft
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B
163 sq ft
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C
125 sq ft
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D
123 sq ft
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Solution
The correct option is B163 sq ft To form a larger triangle, the four triangles will be organized as shown in the given figure:
Area of the larger tile =4 × area of 1 tile =4×43 =43+43+43+43 =163 sq ft