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;
23 Cards in this Set
- Front
- Back
|
Geometry |
a branch of mathematic that deals with measurement,properties and relationship of points,lines,angles,surfaces and sides. |
|
|
Angle |
the figure formed by two lines extending from the same point. |
|
|
Right angle |
the angle bounded by two lines perpendicular to each other. |
|
|
Acute angle |
an angle less than 90 degrees. |
|
|
Obtuse angle |
angle exceeding 90 degrees but less than 180 degrees. |
|
|
Adjacent |
having the vertex and one side in common. |
|
|
chord |
a straight line joining two points on a curve |
|
|
Diameter |
a chord passing through the center of a figure. |
|
|
Radius |
a line segment extending from the center of a circle to the circumference. |
|
|
Circle |
a closed curved plane. |
|
|
Rectangle |
a shape with four straight sides and four angles of 90 degrees(right angles),two of the sides are longer than the other two. |
|
|
Square |
a shape has four straight sides of the same length and four angles of 90 degrees( right angles). |
|
|
Triangle |
a shape that has three straight sides. |
|
|
Adjoining |
touching or bounding at a point or a line |
|
|
circular |
having the form of circular. |
|
|
Trace |
a mark or line left by something that has passed. |
|
|
Vertex |
a point that terminates a line or curve or comprises the intersection of two or more lines or curves. |
|
|
Ladder |
anything by means of which a person can climb or rise. |
|
|
Trunk |
the main stem of a tree. |
|
|
Pole |
a long slender piece of wood,metal etc. |
|
|
Slide |
to move quietly and smoothly. |
|
|
Edge |
a line segment on the boundary and is often called a side. |
|
|
Corner |
a point where lines,edges or sides meet. |
