Question

The flow chart proof with missing statements and reasons proves that if a line intersects two sides of a triangle and divides these sides proportionally, the line is parallel to the third side.



Which reason can be used to fill in the numbered blank space?

1. ∡A ≅ ∡B
2. Corresponding Parts of Similar Triangles

1. ∡A ≅ ∡B
2. Corresponding Angles Postulate

1. ∡B ≅ ∡B
2. Reflexive Property of Equality

1. ∡A ≅ ∡A
2. Reflexive Property of Equality

Answer 1

I am just taking my best quess here...
1. ∡A ≅ ∡B
2. Corresponding Angles Postulate
Hope this helps!

Answer 2

this is wrong

Answer 3

1. ∡B ≅ ∡B
2. Reflexive Property of Equality