An equilateral triangle have always vertex and lines of symmetry. a) (3 , 1)
b) ( 4, 0)
c) (3 , 3 )
d) (3, 2 )

hey mate,

here is your answer. Hope it helps you.

C-(3,3)

Step-by-step explanation:

An equilateral triangle, which has three equal sides, has three lines of symmetry. This is because you can fold an equilateral triangle in  three halves and the are equal. Hence an equilataral triangle has three vertices and 3 lines of symmetry.

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