MemorIQ Essentials: Geometry
20 Terms • by ADMIN_
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Description
This flashcard set focuses on fundamental geometric concepts, including points, lines, planes, and angles. Learners will explore definitions and properties of shapes such as polygons and circles, along with calculations related to perimeter and area. Additionally, the set covers various types of angles and the concept of symmetry, providing a comprehensive overview for students studying basic geometry.
Set outline
Every card in this deck. Tap a row to jump while you review.
20 terms
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What is a diameter?
The diameter is twice the length of the radius and is the longest chord of a circle.
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What is the area of a rectangle?
The area of a rectangle is calculated by multiplying its length by its width.
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What is a chord?
A chord is a line segment with both endpoints on the circle.
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What are parallel lines?
Parallel lines are lines in a plane that never meet and are always equidistant apart.
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What is symmetry?
Symmetry refers to a balanced arrangement of parts on either side of a line or point.
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What defines a line?
A line is defined as a straight path that extends infinitely in two directions.
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What is a vertex?
A vertex is a point where two or more lines or edges meet.
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What are intersecting lines?
Intersecting lines are lines that cross each other at one point.
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What is a ray?
A ray is part of a line that starts at one point and extends infinitely in one direction.
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What is a reflex angle?
A reflex angle is an angle that measures greater than 180 degrees and less than 360 degrees.
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What are obtuse angles?
Obtuse angles are angles greater than 90 degrees but less than 180 degrees.
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What is a circle?
A circle is a set of points in a plane that are equidistant from a center point.
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What is a point?
A point is a specific location in space with no dimensions.
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What are acute angles?
Acute angles are angles less than 90 degrees.
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What is a right angle?
A right angle measures exactly 90 degrees.
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What is a polygon?
A polygon is a closed figure with three or more straight sides.
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What is the formula for perimeter?
The perimeter is the total distance around a two-dimensional shape.
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What is a radius?
The radius is the distance from the center of a circle to any point on its circumference.
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What is a segment?
A segment is part of a line bounded by two distinct endpoints.
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What is a plane in geometry?
A plane is a flat two-dimensional surface that extends infinitely in all directions.