Question

The length of one side of an equilateral triangle is 4 cm. then, the perimeter of that triangle will be -----. *

16 सेमी

12 सेमी

4 सेमी

8 सेमी​

Answer 1

Answer:

s = 4cm

so perimeter = sum of all sides

= 4 + 4 + 4

= 3 × 4

= 12 cm

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Answer 2

Answer:

       12 सेमी

Step-by-step explanation:

equilateral triangle - all sides are equal

Perimeter of equilateral triangle = 3×side

side of triangle = 4cm

Perimeter = 3 × 4 = 12cm

= 12 सेमी

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