Triangle ABC is a right triangle. Point D is the midpoint of side AB and point E is the midpoint of side AC. The measure of angle ADE is 36°:

The flowchart with missing statements and reasons proves that the measure of angle ECB is 54°:

Which statement and reason can be used to fill in the numbered blank spaces?

Question

Triangle ABC is a right triangle. Point D is the midpoint of side AB and point E is the midpoint of side AC. The measure of angle ADE is 36°:

The flowchart with missing statements and reasons proves that the measure of angle ECB is 54°:

Which statement and reason can be used to fill in the numbered blank spaces?

anonymous · Answer

attachment

anonymous · Answer

Which statement and reason can be used to fill in the numbered blank spaces?



Measure of angle AED is 36°
Base angle theorem
Corresponding angles are congruent


Measure of angle AED is 54°
Base angle theorem
Alternate interior angles are congruent


Measure of angle AED is 54°
Triangle Sum Theorem
Alternate interior angles are congruent


Measure of angle AED is 54°
Triangle Sum Theorem
Corresponding angle are congruent