The isosceles trapezoid is part of an isosceles triangle with a 38° vertex angle. What is the measure of an acute base angle of the trapezoid? What is the measure of an obtuse base angle? The diagram is not drawn to scale.

71°; 142°
38°; 142°
71°; 109°
38°; 109°
I'd love it if someone explained how to do this, i'm studying for my final!

Question

The isosceles trapezoid is part of an isosceles triangle with a 38° vertex angle. What is the measure of an acute base angle of the trapezoid? What is the measure of an obtuse base angle? The diagram is not drawn to scale.

71°; 142°
38°; 142°
71°; 109°
38°; 109°
I'd love it if someone explained how to do this, i'm studying for my final!

directrix · Answer

@Yuuki-chann   Please post or sketch the diagram. Thanks.

anonymous · Answer

ooppps I meant too but forgot about this question because I figured it out. Thankyou though! Happy holidays~

directrix · Answer

You're welcome.