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Practice your geometry vocabulary by playing a game of Beat the Computer! Say the definition of a term before the computer can answer. Improve your geometry skills with this interactive activity.
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Beat the Computer! Geometry Vocabulary for Unit 3 Chris Giovanello, LBUSD Math Curriculum Office, 2004
Directions: • A slide will appear with a term • Say the definition aloudbefore thecomputer can answer (5 sec.) • You will hear a sound when the slide changes Chris Giovanello, LBUSD Math Curriculum Office, 2004
t 7 8 l 6 5 3 4 m 2 1 transversal Chris Giovanello, LBUSD Math Curriculum Office, 2004
t 7 8 l 6 5 3 4 m 2 1 transversal: a line that intersects two coplanar lines at two distinct points Line t is the transversal for lines l and m. Chris Giovanello, LBUSD Math Curriculum Office, 2004
t 7 8 l 6 5 3 4 m 2 1 alternate interior angles Chris Giovanello, LBUSD Math Curriculum Office, 2004
t 7 8 l 6 5 3 4 m 2 1 alternate interior angles: nonadjacent interior angles that lie on opposite sides of the transversal Alternate interior ’s: 3 & 5 4 & 6 Chris Giovanello, LBUSD Math Curriculum Office, 2004
t 7 8 l 6 5 3 4 m 2 1 same-side interior angles Chris Giovanello, LBUSD Math Curriculum Office, 2004
t 7 8 l 6 5 3 4 m 2 1 same-side interior angles: interior angles that lie on the same side of the transversal Same-side interior ’s: 3 & 6 4 & 5 Chris Giovanello, LBUSD Math Curriculum Office, 2004
t 7 8 l 6 5 3 4 m 2 1 corresponding angles Chris Giovanello, LBUSD Math Curriculum Office, 2004
t 7 8 l 6 5 3 4 m 2 1 corresponding angles: angles that lie on the same side of the transversal and are in corresponding positions Corresponding ’s: 1 & 5 2 & 6 3 & 7 4 & 8 Chris Giovanello, LBUSD Math Curriculum Office, 2004
two-column proof Chris Giovanello, LBUSD Math Curriculum Office, 2004
two-column proof: a convincing argument that uses deductive reasoning in which the statements and reasons are aligned in columns Chris Giovanello, LBUSD Math Curriculum Office, 2004
flow proof Chris Giovanello, LBUSD Math Curriculum Office, 2004
flow proof: a convincing argument that uses deductive reasoning in which arrows show the logical connections between the statements Chris Giovanello, LBUSD Math Curriculum Office, 2004
equiangular triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004
equiangular triangle: a triangle that has three congruent angles Chris Giovanello, LBUSD Math Curriculum Office, 2004
acute triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004
acute triangle: a triangle that has three acute angles Chris Giovanello, LBUSD Math Curriculum Office, 2004
right triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004
right triangle: a triangle that has one right angle Chris Giovanello, LBUSD Math Curriculum Office, 2004
obtuse triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004
obtuse triangle: a triangle that has one obtuse angle Chris Giovanello, LBUSD Math Curriculum Office, 2004
equilateral triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004
equilateral triangle: a triangle that has three congruent sides Chris Giovanello, LBUSD Math Curriculum Office, 2004
isosceles triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004
isosceles triangle: a triangle that has at least two sides congruent Chris Giovanello, LBUSD Math Curriculum Office, 2004
scalene triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004
scalene triangle: a triangle that has no sides congruent Chris Giovanello, LBUSD Math Curriculum Office, 2004
exterior angle of a polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004
Exterior angle exterior angle of a polygon: an angle formed by a side and an extension of an adjacent side Chris Giovanello, LBUSD Math Curriculum Office, 2004
remote interior angles of a triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004
remote interior angles of a triangle: the two nonadjacent interior angles corresponding to each exterior angle Exterior angle Remote interior angles Chris Giovanello, LBUSD Math Curriculum Office, 2004
polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004
Yes! No! polygon: a closed plane figure with at least three sides that are segments No! Chris Giovanello, LBUSD Math Curriculum Office, 2004
convex polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004
convex polygon: a polygon that has no diagonal with points outside the polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004
concave polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004
concave polygon: a polygon that has at least one diagonal with points outside the polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004
quadrilateral Chris Giovanello, LBUSD Math Curriculum Office, 2004
quadrilateral: a polygon with four sides Chris Giovanello, LBUSD Math Curriculum Office, 2004
pentagon Chris Giovanello, LBUSD Math Curriculum Office, 2004
pentagon: a polygon with five sides Chris Giovanello, LBUSD Math Curriculum Office, 2004
hexagon Chris Giovanello, LBUSD Math Curriculum Office, 2004
hexagon: a polygon with six sides Chris Giovanello, LBUSD Math Curriculum Office, 2004
heptagon Chris Giovanello, LBUSD Math Curriculum Office, 2004
heptagon: a polygon with seven sides Chris Giovanello, LBUSD Math Curriculum Office, 2004
octagon Chris Giovanello, LBUSD Math Curriculum Office, 2004
octagon: a polygon with eight sides Chris Giovanello, LBUSD Math Curriculum Office, 2004
nonagon Chris Giovanello, LBUSD Math Curriculum Office, 2004
nonagon: a polygon with nine sides Chris Giovanello, LBUSD Math Curriculum Office, 2004