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7-3 through 7-5 Vocabulary

Name: ___________________________________
Date: _______________________
Block: ____________
Across
(p. 490) If a line is ________ to one side of a triangle and intersects the other two sides, then it divides the sides into segments of proportional lengths.
(p. 481) __________ Property of Similarity: If △ABC ~ △DEF and △DEF ~ △XYZ, then △ABC ~ △XYZ.
(p. 492) If three or more parallel lines intersect two ____________, then they cut off the ____________ proportionally.
(p. 479) To determine which sides of two triangles __________, begin by comparing the longest sides, then the next longest sides, and finish by comparing the shortest sides.
(p. 501) If two triangles are similar, the lengths of corresponding _______ are proportional to the lengths of corresponding sides.
(p. 482) When you have solved a problem, check your answer for ______________.
(p. 501) If two triangles are similar, the lengths of corresponding angle __________ are proportional to the lengths of corresponding sides.
(p. 491) Every triangle has _____ midsegments.
(p. 509) _________ is a process of repeating the same operation over and over again.
(p. 491) A(n) __________ of a triangle is a segment with endpoints that are the midpoints of two sides of the triangle.
(p. 509) Fractals are ___-similar, which means that the smaller details of the shape have the same geometric characteristics as the original form.
(p. 509) A(n) _______ is a geometric figure that is created using iteration.
(p. 504) An angle bisector in a triangle _________ the opposite side into two segments that are proportional to the lengths of the other two sides.
Down
(p. 480) It is helpful to redraw similar triangles so that the corresponding side lengths have the same ___________.
(p. 494) It is possible to separate a segment into two congruent parts by constructing the _____________ bisector of a segment.
(p. 493) If three or more parallel lines cut off congruent segments on one tranversal, then they cut off congruent segments on _____ transversal.
(p. 491) _______ was born in Pisa, Italy. He studied philosophy, astronomy, and mathematics. _______ made essential contributions to all three disciplines.
(p. 491) If a line __________ two sides of a triangle and separates the sides into proportional corresponding segments, then the line is parallel to the third side of the triangle.
(p. 481) _________Property of Similarity: If △ABC ~ △DEF, then △DEF ~ △ABC.
(p. 480) Sometimes test questions require you to find a(n) __________... You must check each option until you find a valid __________.
(p. 501) If two triangles are similar, the lengths of corresponding _________ are proportional to the lengths of the corresponding sides.
(p. 491) The three midsegments of a(n) ________ form the midsegment ________.
(p. 481) _________ Property of Similarity: △ABC ~ △ABC
(p. 478) If two angles of one triangle are congruent to two angles of another triangle, then the triangles are _______.
(p. 491) A midsegment of a triangle is parallel to one side of the triangle, and its length is one ____ the length of that side.
(p. 479) If the corresponding ____ lengths of two triangles are proportional, then the triangles are similar.