true
An isosceles trapezoid
Only when it's an isosceles trapezoid.
An isosceles trapezoid
Opposites sides of an isosceles trapezoid are congruent
An isosceles trapezoid
True
true
true
An isosceles trapezoid
Its Legs are Congruent.
The legs are congruent.
Only when it's an isosceles trapezoid.
If the trapezoid is an isosceles trapezoid, with congruent legs, then the base angles are congruent. Otherwise, no.
An isosceles trapezoid
True and its base angles are congruent.
A trapezoid can be proven isosceles by proving that the 2 legs are congruent (by definition), or that the 2 base angles (either upper or lower) are congruent.