true
An isosceles trapezoid
Only when it's an isosceles trapezoid.
An isosceles trapezoid
A trapezoid with congruent diagonals is an isosceles trapezoid.
If the trapezoid is an isosceles trapezoid, with congruent legs, then the base angles are congruent. Otherwise, no.
True
true
true
An isosceles trapezoid
The legs are congruent.
Its Legs are Congruent.
Only when it's an isosceles trapezoid.
An isosceles trapezoid
True and its base angles are congruent.
An isosceles trapezoid
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.