関連ワード:
equilateral triangle has two sides of equal length equilateral triangle has two sides of equal length true or false isosceles triangle has two sides of equal length an isosceles triangle has two sides of equal length a and a base b an isosceles triangle has two sides of equal length true or false an isosceles triangle has two sides of equal length as opposed to three an isosceles triangle has two adjacent sides of equal length does an isosceles triangle have two sides of equal length can an equilateral triangle have only two sides of equal length can an equilateral triangle have only two sides of equal length why or why not
