Chapter 7- Geometry Flashcards

0
Q

What is a line?

A

A series of points that extend forever

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
1
Q

What is a point?

A

A location in space

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is a ray?

A

Part of a line with one endpoint and all the other points on the other side of the endpoint

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is as segment?

A

Part of a line with two end points and all the points in between

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is a plane?

A

A flat surface that extends indefinitely in all directions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What are intersecting lines?

A

Lines that have one point in common

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What are parallel lines?

A

Lines in the same plane that never intersect

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What are skew lines?

A

Lines that are not parallel or intersecting because they are in different planes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is an angle?

A

A figure formed by two rays with a common endpoint

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is a vertex?

A

The point of intersection in an angle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is an acute angle?

A

An angle that measures between 0-90°

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is a right angle?

A

An angle that measures 90°

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is an obtuse angle?

A

An angle that measures between 90-180°

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is a straight angle?

A

An angle that measures 180°

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What are complementary angles?

A

When the sum of two angles is 90°

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What are supplementary angles?

A

When the sum of two angles equal 180°

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What are adjacent angles?

A

Angles that share a side

17
Q

What are vertical angles?

A

Angles that opposite each other

18
Q

What are congruent angles?

A

Angles with equal measures

19
Q

What is a scalene triangle?

A

A triangle with no congruent sides

20
Q

What is a isosceles triangle?

A

A triangle with two congruent sides

21
Q

What is an equilateral triangle?

A

A triangle with all equal sides

22
Q

What is a right triangle?

A

A triangle with a right angle

23
Q

What is an acute triangle?

A

A triangle with all acute angles

24
What is a obtuse triangle?
A triangle with an obtuse angle
25
What is a quadrilateral?
A polygon with 4 sides
26
What is a pentagon?
A polygon with 5 sides
27
What is a hexagon?
A polygon with 6 sides
28
What is an octagon?
A polygon with 8 sides
29
What is a decagon?
A polygon with 10sides
30
What is a regular polygon?
A polygon with all sides congruent
31
What is a trapezoid?
A quadrilateral with one pair of parallel sides
32
What is a parallelogram?
A quadrilateral with both pairs of parallel sides
33
What is a rectangle?
A parallelogram with four right angles
34
What is a rhombus?
A parallelogram with four congruent sides
35
What is a square?
A parallelogram with four right angles and four congruent sides
36
What is a circle?
A set if points all the same distance from a given point
37
What is a radius?
A segment that connects the center of a circle to the circle
38
What is a diameter?
A segment that goes straight through the circle
39
What is a chord?
A segment that has both end points in the circle
40
What is an arc?
Part of a circle