Question

A altura do triangulo equilatero de lado 4cm é:
A) 2cm
B) 4cm
C) 2 raiz quadrada 3 cm
D) 4 raiz quadrada 3 cm

Answer 1

Ola Hariane

L² = h² + (L/2(²

L² = h² + L²/4

h² = 3L²/4

h = √3L/2

h = √3*4/2 = 2√3 (C)

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