Question

find the length of the altitude of an equilateral triangle with side 6cm
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Answer 1

Answer:

($\sqrt{3}$÷2)×6

Step-by-step explanation:

Altitude of an equilateral triangle with side a =( $\sqrt{3}$÷2)×a

Answer 2

Answer:

18 cm

Step-by-step explanation:

a=6 cm (given data)

a=b=c

so, 6+6+6=18

Total length for equilateral triangle is 18 cm