Only when it is an isosceles trapezoid.
If the trapezoid is an isosceles trapezoid, with congruent legs, then the base angles are congruent. Otherwise, no.
The base angles are congruent in an isosceles trapezoid
There are two pairs of congruent base angles in an isosceles trapezoid.
The base angles of an isosceles trapezoid are congruent
No but the base angles are congruent
always
Always : )
always.
isosceles trapezoid
Yes. The lower base angles are congruent. The upper base angles are congruent.
Sometimes.