Question

1.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°.

2. The flow chart 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?
a)Measure of angle AED is 36°
Base angle theorem
Corresponding angles are congruent

b)Measure of angle AED is 54°
Base angle theorem
Alternate interior angles are congruent

c)Measure of angle AED is 54°
Triangle Sum Theorem
Alternate interior angles are congruent

d)Measure of angle AED is 54°
Triangle Sum Theorem
Corresponding angle are congruent

Answer 1

the first image goes to 1 and the second image goes to 2