几何 Flashcards

1
Q

isosceles

A

等腰三角形

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2
Q

inscribe

A

内切

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3
Q

circumference

A

周长

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4
Q

diameter

A

直径

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5
Q

parallelogram

A

平行四边形

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6
Q

geometry

A

[dʒɪ’ɒmɪtrɪ]

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7
Q

quadrilateral

A

[,kwɒdrɪ’læt(ə)r(ə)l]

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8
Q

line segment

A

线段; 定点是 end points

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9
Q

opposit angle; vertical angle

A

对顶角

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10
Q

right angle

A

直角

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11
Q

acute angle

A

锐角

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12
Q

obtuse angle [əb’tjuːs]

A

钝角

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13
Q

parallel lines

A

平行线

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14
Q

polygon

A

多边形

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15
Q

vertice

A

顶点

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16
Q

pentagon

A

五边形

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17
Q

hexagon

A

六边形

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18
Q

regular polygon

A

正多边形

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19
Q

octagon

A

八边形

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20
Q

perimeter

A

周长

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21
Q

area

A

面积

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22
Q

equilateral triangle

A

等边三角形

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23
Q

isosceles [aɪ’sɒsɪliːz] triangle

A

等腰三角形

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24
Q

hypotenuse

A

直角三角形的斜边

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25
leg
直角三角形的股
26
pythagoras theorem
勾股定理
27
congruent triangle
全等三角形
28
similar triangle
相似三角形
29
rectangle
长方形
30
square
正方形
31
trapezoid
梯形
32
梯形面积怎么求?平行四边形面积怎么求?
自己脑补去吧
33
radius
半径
34
diameter
直径
35
chord
36
圆的周长公式?
C=2πr
37
arc
弧 请注意弧和弦的区别
38
tangent
切线
39
point of tangency
切点
40
inscribed
内切的
41
circumscribed
外接的
42
concentric circle
同心圆
43
three-dimensional figure
三维图形
44
rectangular solid
长方体
45
face; edge;vertex
长方体上面的 点线面
46
cube
立方体
47
volume
体积
48
surface area
表面积
49
cylinder
圆柱
50
circular cylinder
圆柱体
51
lateral surface
侧面
52
right circular cylinder
直圆柱体
53
圆柱体的体积怎么求
地面积*高
54
supplementary angle
补角 两个角加起来有180
55
complementary angle
余角 两个角加起来是90
56
transversal
两直线的截线
57
interior angle; exterior angle
内角和外角
58
正方形的面积?
对角线平方的一半
59
菱形性质?
四条边相等 面积等于对角线乘积的一半; 对角线垂直平分
60
intercept
截距
61
tangent
adj 相切的