Yes they are of equal lengths.
The base angles are congruent in an isosceles trapezoid
Opposites sides of an isosceles trapezoid are congruent
A trapezoid with congruent diagonals is an isosceles trapezoid.
An isosceles trapezoid
Yes the non parallel sides of an isosceles trapezoid are congruent
An isosceles triangle and a isosceles trapezoid.
The base angles of an isosceles trapezoid are congruent
yes! But only an isosceles Trapezoid.
If the trapezoid is an isosceles trapezoid, with congruent legs, then the base angles are congruent. Otherwise, no.
The diagonals of an isosceles trapezoid are congruent in lengths
True
true