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Q: What are the lower and upper base angles in a trapezoid?
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How many acute angles does a trapezoid have?

A trapezoid always has two acute angles. the base angles have to be acute because the lower base angles and the upper base angles are complementary so since the upper base angle is always obtuse, the lower base angles have to be acute.


Does a trapezoid have a congruent angle s?

Yes. The lower base angles are congruent. The upper base angles are congruent.


What method proves a trapezoid isosceles?

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.


What is base angels of a trapezoid?

The base angels of a trapezoid are the angles that attach to the legs of the trapezoid. There are four base angles in a trapezoid.


What are the base angles of an isosceles trapezoid?

The base angles of an isosceles trapezoid are congruent


Is the base angles of a trapezoid congruent?

If the trapezoid is an isosceles trapezoid, with congruent legs, then the base angles are congruent. Otherwise, no.


What angles are congruent in an isosceles trapezoid?

There are two pairs of congruent base angles in an isosceles trapezoid.


Two angles that share a base of a trapezoid?

Base angles.


Which angles are congruent in an isosceles trapezoid?

The base angles are congruent in an isosceles trapezoid


In what type of trapezoid are the base angles congruent?

isosceles trapezoid


The base angles of a trapezoid are?

Sometimes.


One of a pair of consecutive angles whose common side is a base of the trapezoid?

The 4 interior angles of a trapezoid add up to 360 degrees and if it's an isosceles trapezoid then base angles will be equal