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Which types of angles do you know? Write down as many as you know.

How many axes of symmetry does an equilateral triangle have?

A

0 axes of symmetry

B

1 axis of symmetry

C

2 axes of symmetry

D

3 axes of symmetry

How may axes of symmetry does an isosceles triangle have?

A

0 axes of symmetry

B

1 axis of symmetry

C

2 axes of symmetry

D

3 axes of symmetry

Why is an equilateral triangle always an acute triangle?