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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 47°.


(refer to the attachment 1)


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




Corresponding angles are congruent

Triangle Sum Theorem

Measure of angle AED is 43°.



Alternate interior angles are congruent

Base Angle Theorem

Measure of angle AED is 47°



Base Angle Theorem

Corresponding angle are congruent

Measure of angle AED is 43°.



Alternate interior angles are congruent

Triangle Sum Theorem

Measure of angle AED is 47°


(refer to the attachment 2)

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 47 . (refer to the atta class=
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 47 . (refer to the atta class=

Verified Answer :

Nirina7

the answer 
3. measure of DEA is 43°
proof:   90° +47° + mDEA= 180°, so  mDEA= 43°
2.complementary angle
1.corresponding angles

Answer:

The answer is number three, the measure of DEA is 43°

Step-by-step explanation:

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