Beat the Computer! Geometry Vocabulary for Unit 3

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Presentation transcript:

Beat the Computer! Geometry Vocabulary for Unit 3 Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 Directions: A slide will appear with a term Say the definition aloud before the computer can answer (5 sec.) You will hear a sound when the slide changes Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 transversal t l m 1 2 7 4 5 8 3 6 Chris Giovanello, LBUSD Math Curriculum Office, 2004

a line that intersects two coplanar lines at two distinct points transversal: a line that intersects two coplanar lines at two distinct points t l m 1 2 7 4 5 8 3 6 Line t is the transversal for lines l and m. Chris Giovanello, LBUSD Math Curriculum Office, 2004

alternate interior angles m 1 2 7 4 5 8 3 6 Chris Giovanello, LBUSD Math Curriculum Office, 2004

alternate interior angles: nonadjacent interior angles that lie on opposite sides of the transversal t l m 1 2 7 4 5 8 3 6 Alternate interior ’s: 3 & 5 4 & 6 Chris Giovanello, LBUSD Math Curriculum Office, 2004

same-side interior angles 1 2 7 4 5 8 3 6 Chris Giovanello, LBUSD Math Curriculum Office, 2004

same-side interior angles: interior angles that lie on the same side of the transversal Same-side interior ’s: 3 & 6 4 & 5 t l m 1 2 7 4 5 8 3 6 Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 corresponding angles t l m 1 2 7 4 5 8 3 6 Chris Giovanello, LBUSD Math Curriculum Office, 2004

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 t l m 1 2 7 4 5 8 3 6 Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 two-column proof Chris Giovanello, LBUSD Math Curriculum Office, 2004

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

Chris Giovanello, LBUSD Math Curriculum Office, 2004 flow proof Chris Giovanello, LBUSD Math Curriculum Office, 2004

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

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

Chris Giovanello, LBUSD Math Curriculum Office, 2004 acute triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004

a triangle that has three acute angles acute triangle: a triangle that has three acute angles Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 right triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004

a triangle that has one right angle right triangle: a triangle that has one right angle Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 obtuse triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004

a triangle that has one obtuse angle obtuse triangle: a triangle that has one obtuse angle Chris Giovanello, LBUSD Math Curriculum Office, 2004

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

Chris Giovanello, LBUSD Math Curriculum Office, 2004 isosceles triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004

a triangle that has at least two sides congruent isosceles triangle: a triangle that has at least two sides congruent Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 scalene triangle Chris Giovanello, LBUSD Math Curriculum Office, 2004

a triangle that has no sides congruent 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

an angle formed by a side and an extension of an adjacent side exterior angle of a polygon: an angle formed by a side and an extension of an adjacent side Exterior angle 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

Chris Giovanello, LBUSD Math Curriculum Office, 2004 polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004

polygon: a closed plane figure with at least three sides that are segments No! Yes! No! Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 convex polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon that has no diagonal with points outside the polygon convex polygon: a polygon that has no diagonal with points outside the polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 concave polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004

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

Chris Giovanello, LBUSD Math Curriculum Office, 2004 quadrilateral Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon with four sides quadrilateral: a polygon with four sides Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 pentagon Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon with five sides pentagon: a polygon with five sides Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 hexagon Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon with six sides hexagon: a polygon with six sides Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 heptagon Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon with seven sides heptagon: a polygon with seven sides Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 octagon Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon with eight sides octagon: a polygon with eight sides Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 nonagon Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon with nine sides nonagon: a polygon with nine sides Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 decagon Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon with ten sides decagon: a polygon with ten sides Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 dodecagon Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon with twelve sides dodecagon: a polygon with twelve sides Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 equilateral polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon with all sides congruent equilateral polygon: a polygon with all sides congruent Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 equiangular polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon with all angles congruent equiangular polygon: a polygon with all angles congruent Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 regular polygon Chris Giovanello, LBUSD Math Curriculum Office, 2004

a polygon that is both equilateral and equiangular regular polygon: a polygon that is both equilateral and equiangular Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 slope-intercept form Chris Giovanello, LBUSD Math Curriculum Office, 2004

slope-intercept form: a linear equation in the form of y = mx + b Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 standard form Chris Giovanello, LBUSD Math Curriculum Office, 2004

a linear equation in the form of standard form: a linear equation in the form of Ax + By = C Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004 point-slope form Chris Giovanello, LBUSD Math Curriculum Office, 2004

a linear equation in the form of point-slope form: a linear equation in the form of y - y1 = m(x - x1) Chris Giovanello, LBUSD Math Curriculum Office, 2004

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