CHAPTER 19 Additional Topics in Math

Vertical angles have the same measure. § When parallel lines are cut by a transversal, the alternate interior angles have the same measure. § If two angles of a triangle are congruent to (have the same measure as) two angles of another triangle, the two triangles are similar. § 2. The Pythagorean theorem: a + b. 2 = c. 2, where . a. and . b ... ................
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