8-5 Proportions in Triangles

8-5 Proportions in Triangles - proportional. d d c b b a +...

Info iconThis preview shows pages 1–11. Sign up to view the full content.

View Full Document Right Arrow Icon
Proportions in Triangles Section 8-5
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Thm. 8.5 Side-Splitter Thm. If a line is parallel to one side of a triangle and intersects the other 2 sides, then it divides those sides proportionally.
Background image of page 2
b a y x = x y a b b a y x =
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
6.6 Triangle Midsegment Theorem A midsegment of a triangle is parallel to one side of the triangle, and its length is 1/2 the length of that side.
Background image of page 4
A B C D AB = ½ CD
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Corollary 7-1 and 7-2 If 3 or more parallel lines intersect 2 transversals, then the segments intercepted on the transversals are
Background image of page 6
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 10
Background image of page 11
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: proportional. d d c b b a + = + a b c d d c b a = Thm. 8-5 Triangle-Angle-Bisector Theorem If a ray bisects an angle of a triangle, then it divides the opposite side into two segments that are proportional to the other two sides of the triangle. A B C r x w k k w x r = Joke Time How would you describe a frog with a broken leg? Unhoppy What did the horse say when he got to the bottom of his nose bag? Thats the last straw!...
View Full Document

This note was uploaded on 12/01/2011 for the course MATH 105 taught by Professor Towns during the Fall '10 term at BYU.

Page1 / 11

8-5 Proportions in Triangles - proportional. d d c b b a +...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online