None but two of its three sides are equal in lengths.
If it is a 45° 45° 90° isosceles right triangle, then there are 2 sides that are perpendicular.
None
There can be only one pair of perpendicular lines in an isosceles triangle when it is a right angled isosceles triangle. A non right angled isosceles triangle has no pairs of perpendicular lines.
An isosceles triangle has 3 sides and 2 of its sides are equal in lengths
An isosceles triangle has no parallel sides but it does have two equal sides
Two sides of an isosceles triangle are equal to each other.
An equilateral triangle doesn't have any perpendicular sides on it.
Two sides
An isosceles triangle has exactly two sides which are equal. (The word congruent usually applies to triangles, not sides.)
2 sides
What kind of isosceles? A isosceles triangle has 3 sides, while a isosceles trapezoid has 4 sides. Hope i helped:)
A triangle has three sides or edges.