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pre-alg terms
gr. 7P re-algebra terms
| Question | Answer |
|---|---|
| two rays with a common end point | angle |
| less than 90 angles and greater than zero | acute |
| line that intersects two parallel lines to form eight angles | transversial |
| ten sides | decagon |
| an angle with a measure equal to 180 degrees | straight |
| a transformation where a figure is flippled over a line (flip) | reflection |
| where three or more planes intersect in a point | vertex |
| (next to)two angles that have the same vertex share a common side and do not overlap | adjacent |
| a quadrilateral with exactly one pair of parallel sides | trapezoid |
| a never ending straight path | line |
| the most common unit of measure for angles | degrees |
| a parallelogram with all sides congruent and four right angles | square |
| line segments that have the same length, or angles that have the same measure, shape, or size (clone) | congruent |
| a parallelogram with four right angles | rectangle |
| circle | 360 degrees |
| twelve sides | dodecagon |
| the set of all points in a plane that are the same distance from a given point called the center | circle |
| two angles are ______ if the sum of their measures is 90 degrees | complementary |
| a polygon having three sides | triangle |
| a polygon having all sides congruent and all angles congruent | regular polygon |
| lines that intersect to form a right angle | perpendicular |
| part of a line contraining two endpoints and all the points between them | line segment |
| triangle with all sides congruent | equilateral |
| two angles are ______ if the sum of their measures is 180 degrees | supplementary |
| a closed figure with four sides and four vertices, including squares, rectangles, and trapezoids | quadrilateral |
| a quadrilateral with opposite sides parallel and congruent | parallelogram |
| having five sides | pentagon |
| having eight sides | octagon |
| a transformatin where a figure is slid from one position to another without being turned (slide) | translation |
| an angle with a 90 degree measure | right |
| having the same value | equal |
| a simple closed figure in a plane formed by three or more line segments | polygon |
| a triangle that has at least two congruent sides | isosceles |
| a parallelogram with four congruent sides | rhombus |
| having seven sides | heptagon |
| an instrument used to measure angles | protractor |
| a triangle with no congruent sides | scalene |
| a part of a line that extneds indefinitely in one direction | ray |
| having nine sides | nonagon |
| having six sides | hexagon |
| a transformation where a figure is turned around a fixed point (turn) | rotation |
| an angle from 91 degrees to 179 degrees | obtuse |
| lines that are in the same plane that do not intersect | parallel |
| straight line | 180 degrees |
Created by:
fhershey
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