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;
13 Cards in this Set
- Front
- Back
|
What is this called?
<-------------------------------------------------> |
a horizontal line |
|
|
what is this called?
/\ I I I I I |
a vertical line |
|
|
what is this called?
/ \ / \ / \ / \ |
an oblique line |
|
|
what is it called when two lines are going in the same direction? |
parallel lines. |
|
|
what is it called when to lines head in different directions from one point, one heading up and the other to the side? |
a perpendicular |
|
|
what is it called when one line heads in both directions equally? |
a line segment. |
|
|
what is it called when a line goes away from one point? |
a ray. |
|
|
what is the angle called between 0' and 90' |
a acute angle |
|
|
what is the angle called at 90' |
a right angle |
|
|
what is the angle called between 90' and 180' |
a obtuse angle |
|
|
what is the angle called at 180' |
a straight angle |
|
|
what is the angle called between 180' and 360' |
a reflex angle |
|
|
what is the angle called at 360' |
a revolution |
