Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
|
Similar
|
Same shape, but different sizes and/or lengths/dimensions.
|
|
|
Isosceles Triangle
|
A triangle whose 2 sides are the same length.
|
|
|
Radius
|
Any line segment from the center of the circle to any point on the outside of the circle.
|
|
|
Scalene Triangle
|
A triangle with no sides with the same length.
|
|
|
Polygon
|
A closed figure made up of all straight edges with no crossing lines.
|
|
|
Diameter
|
Any line that passes through the center of the circle and has endpoints on the circle.
|
|
|
Adjacent Angles
|
When 2 angles are side by side, sharing one line segment in their angles, also creating a straight angle.
|
|
|
Acute Angle
|
An angle whose measure is greater than 0 degrees and less than 90 degrees.
|
|
|
Tessellation
|
An arrangement of repeated, closed, shapes that cover a surface so no shapes overlap and no gaps exist.
|
|
|
Regular Tessellation
|
A tessellation where all shapes are congruent regular polygons.
|
|
|
Straight Angle
|
An angle measuring exactly 180 degrees.
|
|
|
Reflex Angle
|
An angle whose measure is more than 180 degrees and less than 360 degrees.
|
|
|
Right Angle
|
An angle measuring exactly 90 degrees.
|
|
|
Vertical Angle
|
When 2 lines intersect and the measure of the angles opposite each other equal.
|
|
|
Opposite Angle
|
When 2 lines intersect and the measure of the angles opposite each other equal.
|
