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slope
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radian
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radius
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diameter
6-
perimeter
7-
circumference
8-
area
9-
volume
10-
angle
11-
right angle
12-
vertical angle
13-
interior angle
14-
consecutive angle
15-
obtuse
16-
protractor
17-
perpendicular
18-
polygon
19-
tetrahedral
20-
pentagon
21-
epicycle
22-
hyperbola
23-
parabola
24-
acute triangle
25-
equilateral triangle
26-
scalene triangle
27-
isosceles
28-
hypotenuse
29-
right circular cylinder
30-
rectangular pyramid
31-
asymmetry
32-
vertex
33-
diagonal
34-
congruent
35-
base
36-
parallel
37-
line of symmetry
38-
geometric series
39-
surface area
40-
transversal
41-
quadrant
42-
asymptote
43-
to bisect
44-
tangent
45-
chord
46-
to translate
slope
명사
s
s
l
l
o
p
p
e
Spelling
닫기
로그인
(경사)

(경사)

기울기

the measure of how steep a line is, found by dividing the change in height by the change in horizontal distance

example
Click on words
The slope of the line between points (1, 2) and (3, 6) is 2.
A slope of zero means the line is perfectly horizontal.
arc
arc
명사
a
ɑ
r
r
c
k
(부분)

(부분)

(geometry) a part of a circle, which is curved

radian
명사
r
r
a
d
d
ia
n
n
(라디안 단위)

(라디안 단위)

라디안

a unit for measuring angles, defined by the angle made when the radius of a circle is laid along its edge

radius
radius
명사
r
r
a
d
d
iu
s
s
(반경)

(반경)

반지름

the length of a straight line drawn from the center of a circle to any point on its outer boundary

diameter
diameter
명사
d
d
ia
aɪæ
m
m
e
ə
t
t
e
ɜ
r
r
(다이어미터)

(다이어미터)

지름

a straight line from one side of a round object, particularly a circle, passing through the center and joining the other side

perimeter
perimeter
명사
p
p
e
ɜ
r
r
i
ɪ
m
m
e
ə
t
t
e
ɜ
r
r
(둘레)

(둘레)

주변

the total length of the external boundary of something

circumference
circumference
명사
c
s
i
ɜ
r
r
c
k
u
ə
m
m
f
f
e
r
r
e
ə
n
n
c
s
e
(원주)

(원주)

둘레

(geometry) the length of the external boundary of a curved shape, especially a circle

area
area
명사
a
ɛ
r
r
ea
(영역)

(영역)

면적

the measurement of a piece of land or a flat surface

volume
volume
명사
v
v
o
ɑ
l
l
u
ju
m
m
e
(용적)

(용적)

부피

the amount of space that a substance or object takes or the amount of space inside an object

What is "volume"?

Volume refers to the amount of space occupied by a substance or object. It can also refer to the capacity or internal space within an object. Volume is typically measured in units such as liters or cubic meters and is calculated by multiplying the length, width, and height of an object or by using specific formulas for irregular shapes. In the context of liquids or gases, volume is often expressed as the amount of fluid that can be contained within a given container. Volume is a fundamental concept in physics, chemistry, engineering, and other scientific disciplines, and it plays a crucial role in various applications, including the design of containers and the measurement of quantities in everyday life.

angle
angle
명사
a
æ
n
n
g
g
ə
l
l
e
(각)

(각)

각도

the space between two lines or surfaces that are joined, measured in degrees or radians

right angle
right angle
명사
uk flag
/ɹˈaɪt ˈæŋɡəl/
(오각)

(오각)

직각

an angle measuring exactly 90 degrees

oblique angle

문법 정보:

합성 명사
vertical angle
명사
uk flag
/vˈɜːɾɪkəl ˈæŋɡəl/
(수직 각도)

(수직 각도)

수직각

one of a pair of opposite angles made by two intersecting lines, which are always equal

문법 정보:

합성 명사
interior angle
명사
uk flag
/ɪntˈiəɹɪɚɹ ˈæŋɡəl/
(내부 각)

(내부 각)

내각

an angle formed between two sides of a polygon that lies inside the shape

문법 정보:

합성 명사
consecutive angle
명사
uk flag
/kənsˈɛkjuːtˌɪv ˈæŋɡəl/
(서로 이어진 각)

(서로 이어진 각)

연속 각

pairs of angles that share a common side and vertex in a polygon or between intersecting lines

문법 정보:

합성 명사
obtuse
형용사
o
ɑ
b
b
t
t
u
u
s
s
e
(둔한 각의)

(둔한 각의)

둔각의

(of angle) greater than 90 degrees but less than 180 degrees

acute
protractor
protractor
명사
p
p
r
r
o
ə
t
t
r
r
a
æ
c
k
t
t
o
ə
r
r
(각도 측정기)

(각도 측정기)

각도기

a measuring instrument used to measure and draw angles

What is a "protractor"?

A protractor is a tool used to measure and draw angles. It is usually a flat, semicircular or circular device marked with degree measurements from 0 to 180 or 360. The protractor has a straight edge for aligning with a line or point, while the curved side is used to measure the angle between two meeting lines. Protractors are commonly used in geometry, drafting, carpentry, and construction to ensure accurate angle measurements for various projects. They come in different sizes and types, including digital versions for easier reading.

perpendicular
perpendicular
형용사
p
p
e
ɜ
r
r
p
p
e
ə
n
n
d
d
i
ɪ
c
k
u
j
ə
l
l
a
ɜ
r
r
(수직의)

(수직의)

직각인

(of lines or planes) intersecting each other at a 90 degree angle

oblique
polygon
polygon
명사
p
p
o
ɑ
l
l
y
ɪ
g
g
o
ɑ
n
n
(폴리곤)

(폴리곤)

다각형

(geometry) a flat shape consisting of three or more straight sides

tetrahedral
형용사
t
t
e
ɛ
t
t
r
r
a
a
h
h
e
i:
d
d
r
r
a
ə
l
l
(사면체형의)

(사면체형의)

사면체의

characterized by or resembling a tetrahedron, which has four triangular faces

pentagon
pentagon
명사
p
p
e
ɛ
n
n
t
a
ɪ
g
g
o
ɑ
n
n
(다각형 중 하나인 오각형)

(다각형 중 하나인 오각형)

오각형

a geometric shape with five angles and five straight sides

epicycle
명사
e
ɛ
p
p
i
ɪ
c
s
y
c
k
ə
l
l
e
(소원주)

(소원주)

에피사이클

a small circle whose center moves around the circumference of a larger circle

hyperbola
명사
h
h
y
p
p
e
ɜ
r
r
b
b
o
ə
l
l
a
ə
(하이퍼볼라)

(하이퍼볼라)

쌍곡선

a geometric curve formed by the intersection of a plane with two cones, resulting in two symmetrical branches

parabola
parabola
명사
p
p
a
ɜ
r
r
a
æ
b
b
o
ə
l
l
a
ə
(포물선형)

(포물선형)

포물선

(geometry) a symmetrical open curve that is similar to the path of an object thrown into the air passes till it falls back to earth

acute triangle
명사
uk flag
/ɐkjˈuːt tɹˈaɪæŋɡəl/
(예각의 삼각형)

(예각의 삼각형)

예각 삼각형

a triangle in which all three interior angles are less than 90 degrees

문법 정보:

합성 명사
equilateral triangle
equilateral triangle
명사
uk flag
/ˌiːkwᵻlˈæɾɚɹəl tɹˈaɪæŋɡəl/
(동서삼각형)

(동서삼각형)

정삼각형

a type of triangle with all three sides of equal length

문법 정보:

합성 명사
scalene triangle
scalene triangle
명사
uk flag
/skˈeɪliːn tɹˈaɪæŋɡəl/
(각기 다른 길이의 세 변을 가진 삼각형)

(각기 다른 길이의 세 변을 가진 삼각형)

비등변삼각형

a type of triangle that has all three sides of different lengths

문법 정보:

합성 명사
isosceles
형용사
i
s
s
o
ɔ
s
s
c
e
ə
l
l
e
i
s
z
(이등변 삼각형의)

(이등변 삼각형의)

이등변의

describing a triangle with at least two sides of equal length

hypotenuse
명사
h
h
y
p
p
o
ɑ:
t
t
e
ə
n
n
u
u:
s
s
e
(대각선)

(대각선)

빗변

the longest side of a right-angled triangle, opposite the right angle, and defined as the side opposite the right angle in a right-angled triangle

right circular cylinder
명사
uk flag
/ɹˈaɪt sˈɜːkjʊlɚ sˈɪlɪndɚ/
(우원기둥)

(우원기둥)

직선 원기둥

a three-dimensional geometric shape with two parallel circular bases connected by a curved surface at a right angle to the bases

문법 정보:

합성 명사
rectangular pyramid
명사
uk flag
/ɹɛktˈænɡjʊlɚ pˈɪɹɐmˌɪd/
(직각 피라미드)

(직각 피라미드)

직사각형 피라미드

a three-dimensional geometric shape that has a rectangular base and four triangular faces that meet at a single point called the apex

문법 정보:

합성 명사
asymmetry
asymmetry
명사
a
s
s
y
ɪ
mm
m
e
ə
t
t
r
r
y
i
(비대칭성)

(비대칭성)

비대칭

(geometry) a lack of symmetry or equivalence in shape or size between the two sides or parts of something

symmetry
vertex
명사
v
v
e
ɜ
r
r
t
t
e
ɛ
x
ks
(꼭지점)

(꼭지점)

정점

a point where two or more lines, edges, or rays meet to form an angle, or the point at which the sides of a polygon intersect

diagonal
diagonal
명사
d
d
ia
aɪæ
g
g
o
ə
n
n
a
ə
l
l
(비스듬선)

(비스듬선)

대각선

a straight line connecting opposite corners of a flat shape at an angle

congruent
형용사
c
k
o
ɔ
n
n
g
g
r
r
ue
n
n
t
t
(합동인)

(합동인)

일치하는

(in geometry) describing shapes of the same size and form

incongruent
base
명사
b
b
a
s
s
e
(대)

(대)

밑변

the side of a geometric shape, usually the one considered as the bottom, from which the height is measured

parallel
parallel
명사
p
p
a
ɛ
r
r
a
ə
ll
l
e
ɛ
l
l
(평행)

(평행)

평행선

a pair of geometric figures, such as lines or planes, that do not meet or intersect, no matter how far they are extended

line of symmetry
명사
uk flag
/lˈaɪn ʌv sˈɪmətɹi/
(대칭선)

(대칭선)

대칭축

a line that divides a shape into two congruent parts

문법 정보:

합성 명사
geometric series
명사
uk flag
/dʒˌiːoʊmˈɛtɹɪk sˈɪɹiz/
(기하급수열)

(기하급수열)

기하급수

a series of numbers in which each term after the first is found by multiplying the previous term by a fixed, non-zero number

문법 정보:

합성 명사
surface area
surface area
명사
uk flag
/sˈɜːfɪs ˈɛɹiə/
(표면 면적)

(표면 면적)

표면적

the total area that the surface of a three-dimensional object occupies

문법 정보:

합성 명사
transversal
형용사
t
t
r
r
a
æ
n
n
s
z
v
v
e
ɜ
r
r
s
s
a
ə
l
l
(횡단선의)

(횡단선의)

가로선의

(of a line) intersecting two or more other lines at different points

quadrant
명사
q
k
u
w
a
ɑ
d
d
r
r
a
ə
n
n
t
t
(사분의 일)

(사분의 일)

사분면

one-fourth of a circle, formed by two perpendicular radii and the connecting arc

asymptote
명사
a
æ
s
s
y
ə
m
m
p
t
t
o
t
t
e
(접선)

(접선)

점근선

a straight line that a curve approaches indefinitely but never intersects, characterizing the limiting behavior of the curve

to bisect
to bisect
동사
b
b
i
s
s
e
ɛ
c
k
t
t
(이등분하다)

(이등분하다)

양분하다

to divide something into two equal parts

문법 정보:

타동사
tangent
tangent
명사
t
t
a
æ
n
n
g
ʤ
e
ə
n
n
t
t
(탄젠트 (tanjenet))

(탄젠트 (tanjenet))

접선 (jeopseon)

a straight line that touches a curve or surface at exactly one point, known as the point of tangency

chord
명사
ch
k
o
ɔ
r
r
d
d
(코드)

(코드)

a straight line segment that connects two points on the edge of a circle

to translate
동사
t
t
r
r
a
æ
n
n
s
s
l
l
a
t
t
e
(변환하다)

(변환하다)

이동하다

(geometry) to move a shape or figure from one position to another without rotating, resizing, or otherwise altering its shape

문법 정보:

타동사

축하합니다! !

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