外角的意思、翻譯和例句

是什麼意思

「外角」這個詞在幾何學中指的是一個多邊形的外部角度,特別是形成於一個多邊形的延長邊與相鄰邊之間的角。外角的大小等於相對內角的補角。對於任何多邊形,所有外角的總和總是等於360度。

依照不同程度的英文解釋

  1. An angle outside a shape.
  2. The angle formed outside when a side is extended.
  3. The angle that is outside when you extend one side.
  4. The angle made outside a polygon when one side is extended.
  5. The angle formed outside a shape when one of its sides is extended.
  6. The angle that is created outside a polygon at the vertex when one side is prolonged.
  7. An angle formed outside of a polygon by extending one of its sides.
  8. The external angle formed at a vertex of a polygon when one side is extended.
  9. An angle formed outside a polygon's vertex when the adjacent side is extended.
  10. An angle that is created outside of a polygon when a side is extended.

相關英文單字或片語的差別與用法

1:External angle

用法:

在幾何學中,外角是指在多邊形的外部形成的角度,通常是由一條邊的延長與相鄰邊所形成的。外角對於計算多邊形的性質和進行幾何證明非常重要。

例句及翻譯:

例句 1:

每個三角形的外角等於相鄰內角的和。

The external angle of any triangle is equal to the sum of the adjacent internal angles.

例句 2:

在這個多邊形中,外角的總和是360度。

In this polygon, the sum of the external angles is 360 degrees.

例句 3:

學習外角的性質對於解決幾何問題非常有幫助。

Understanding the properties of external angles is very helpful in solving geometry problems.

2:Exterior angle

用法:

這個術語通常用於指代多邊形的外部角度,尤其是在計算或證明幾何性質時。它是由延長的邊和相鄰邊形成的,並且在多邊形的性質中扮演著重要角色。

例句及翻譯:

例句 1:

在一個正方形中,每個外部角都是90度。

In a square, each exterior angle is 90 degrees.

例句 2:

外部角的概念對於理解多邊形的內部結構至關重要。

The concept of exterior angles is crucial for understanding the internal structure of polygons.

例句 3:

計算外部角有助於我們了解多邊形的性質。

Calculating exterior angles helps us understand the properties of polygons.