Question

the parameterof equilotual triangle 18cm find its side?​

Answer 1

Answer:

the answer is 6

Step-by-step explanation:

x + x+ x = 18

3x = 18

x = 18/3

x = 6

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Answer 2

Step-by-step explanation:

Area of a equilateral Δ=

4

3

⋅a

2

...........where a is any side of a equilateral triangle

Sum of the areas =

4

3

{18

2

+(

2

18

)

2

+(

4

18

)

2

+...∞}