8.6 Proportions in Similar Triangles Flashcards
0
Q
triangle proportionality converse thm
A
if a line DIVIDES TWO SIDES OF A TRIANGLE PROPORTIONALLY, then it is PARALLEL to the third side of the triangle
1
Q
triangle proportionality thm
*what can’t it be used with?
A
if a line PARALLEL TO ONE SIDE OF A TRIANGLE intersects the other two sides then it divides the TWO sides PROPORTIONALLY
*can’t be used with the lengths of the third (parallel) sides
2
Q
if THREE parallel lines intersect TWO transversals, then they divide the…
A
transversals proportionally
3
Q
if a RAY bisects an ANGLE of a triangle, then it divides…
A
the opposite side into segments whose lengths are PROPORTIONAL to the lengths of the other two sides of the triangle
