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The straight line joining the middle points of two sides of a triangle is parallel to the third side and equal to half of it 46 INTERCEPTS BY PARALLEL LINES.
Euclid - Page 99
by Euclid, Rupert Deakin - 1903 - 164 pages

## How to Prepare for the TAKS: Math Exit Exam: Texas Assessment of Knowledge ...

Loyce Engler - Mathematics - 2004 - 404 pages

## Acing the New SAT I Math

Education - 2004 - 352 pages

## Euclidean Geometry and Transformations

Clayton W. Dodge - Mathematics - 2004 - 310 pages
...of Menelaus' theorem, the following theorems are given. 4.4 Theorem The line joining the midpoints of two sides of a triangle is parallel to the third side. Let M and N be the midpoints of sides AB and CA of triangle ABC. (See Fig. 4.4.) Let line MN meet side...

## Exercises in Mathematics

David Beveridge Mair - Mathematics - 1914 - 469 pages

## Vector Analysis

K. A. Stroud - Mathematics - 2005 - 366 pages
...QB-QB = 0 QB + QD = 0 Here is one more. Example 4 Prove by vectors that the line joining the mid-points of two sides of a triangle is parallel to the third side and half its length. Let D and E by the mid-points of AB and AC respectively. We have DE = M + ÄE Now...

## A Textbook of Engineering Mathematics: For B.Sc. (Engg.). B.E., B.Tech., M.E ...

N. P. Bali, N. Ch. Narayana Iyengar - Engineering mathematics - 2004 - 1438 pages
...vectors represented by the other sides. (Punjab, 1986 S) 2. Prove that the line joining the mid-points of two sides of a triangle is parallel to the third side and half of it. (N. Bengal, 1989 ; Marathwada, 1990) 3. Prove that the lines joining the mid-points of...

## A Textbook Vector Algebra

Shanti Narayan - Vector algebra - 2005 - 270 pages