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Welcome to class. The warm up is “Draw What I Say”. Let’s grade your homework. 1.4 Geometry Using Paper Folding. Vocabulary. PERPENDICULAR LINES - Two lines that intersect to form a right angle. Notation PARALLEL LINES – 2 coplana r lines that do not intersect. Notation
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Welcome to class The warm up is “Draw What I Say”
Vocabulary • PERPENDICULAR LINES - Two lines that intersect to form a right angle. • Notation • PARALLEL LINES – 2 coplanar lines that do not intersect. • Notation • CONJECTURE – a guess based on observations.
Segment bisector midpoint Perpendicular bisector Angle bisector A little more vocab… • SEGMENT BISECTOR – a line, segment, or ray, that divides a segment into 2 congruent parts. • PERPENDICULAR BISECTOR – A bisector that is perpendicular to a segment. • ANGLE BISECTOR – A line or a ray that divides an angle into 2 congruent parts.
It’s activity time! • Would the person in the back of each row, get 4 pieces of patty paper for each person in their row, please? Thank you. • Would the person in the front of each row, hand out the activity worksheets to everyone in their row, please? Thank you.
Your assignment 1.4 Wksht