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;
17 Cards in this Set
- Front
- Back
|
Half of a whole is what percent of the whole?
|
50%
|
|
|
An ________ is formed by two rays that have a common endpoint. We call the common endpoint the _________.
|
angle
vertex |
|
|
A ________ describes a whole as if there were 100 parts.
|
percent
|
|
|
When there is no chance of confusion, an angle may be named with only one letter. If there is a chance for confusion, we use three letters to name the angle. The _________ must be the center letter in the group of three letters.
|
vertex
|
|
|
An angle smaller than a right angle is called an _________ angle.
|
acute
|
|
|
A _____ is a part of a line with one endpoint.
|
ray
|
|
|
An angle that is smaller than a straight angle but larger than a right angle is called an ________ angle.
|
obtuse
|
|
|
Lines that intersect and form "square corners" are called _______________ lines.
|
perpendicular
|
|
|
An angle that is formed by perpendicular lines is called a ________ angle.
|
right
|
|
|
A _____ is an infinite number of points extending in opposite directions without end.
|
line
|
|
|
In a fraction, the number below the bar is called the ____________ and tells how many equal parts are in the whole.
|
denominator
|
|
|
A _________ is a part of a line with two endpoints.
|
segment
|
|
|
An angle that forms a straight line is called a _________ angle.
|
straight
|
|
|
Two lines in the same plane that do not intersect and remain the same distance apart are called ____________ lines.
|
parallel
|
|
|
In a fraction, the number above the bar is called the ____________ and tells how many parts have been selected.
|
numerator
|
|
|
When we name a ray, the ________ must be listed first.
|
endpoint
|
|
|
If two lines cross, we say that they _____________.
|
intersect
|
