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Two sides of an isosceles triangle are equal. The base is the other side.

Q: Which is the base of an isosceles triangle?

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The base angles of an isosceles triangle are congruent.

The base angles of an isosceles triangle are congruent. The vertex angle of an isosceles triangle is not necessarily congruent to the base angles.

An isosceles triangle has 2 equal base angles and its height is perpendicular from its apex to the centre of its base

Both have equal sides and equal base angles An isosceles trapezoid is made from an isosceles triangle that's had its top cut off parallel to its base

-- An isosceles triangle has two equal sides. -- An isosceles triangle has two equal angles. -- An isosceles triangle has two equal interior-angle bisectors. -- The bisector of the vertex angle of an isosceles triangle is also the perpendicular bisector of the triangle's base.

Related questions

The base angles of an isosceles triangle are congruent.

The base angles of an isosceles triangle are congruent. The vertex angle of an isosceles triangle is not necessarily congruent to the base angles.

In an isosceles triangle and an isosceles trapezoid, both base angles are congruent

An isosceles triangle has 2 equal base angles and its height is perpendicular from its apex to the centre of its base

Both have equal sides and equal base angles An isosceles trapezoid is made from an isosceles triangle that's had its top cut off parallel to its base

It is an isosceles triangle

-- An isosceles triangle has two equal sides. -- An isosceles triangle has two equal angles. -- An isosceles triangle has two equal interior-angle bisectors. -- The bisector of the vertex angle of an isosceles triangle is also the perpendicular bisector of the triangle's base.

The third angle of an isosceles triangle doesn't have a name.

The unequal side of an isosceles triangle is called the base.

The altitude line is perpendicular to the base and bisects the apex of the isosceles triangle.

the isosceles triangle ahs two equal sides and one different side. The base is the one with the different side.

If the base of an isosceles triangle is 11 and its perimeter is 39, then it has a height of 12.87.