obtuse angle

简明释义

钝角

英英释义

例句

1.In art, some paintings use obtuse angles to create a sense of depth and perspective.

在艺术作品中，有些画作使用钝角来创造深度和透视感。

2.In geometry class, we learned that an obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees.

在几何课上，我们了解到钝角是指大于90度但小于180度的角。

3.When measuring angles, it's important to recognize an obtuse angle because it can affect the outcome of your calculations.

在测量角度时，识别钝角是很重要的，因为它可能会影响你计算的结果。

4.The architect designed the roof with an obtuse angle to allow for better rain runoff.

建筑师设计了一个带有钝角的屋顶，以便更好地排水。

5.During the math competition, one of the questions involved identifying an obtuse angle in a given figure.

在数学竞赛中，其中一个问题涉及识别给定图形中的钝角。

作文

In the world of geometry, angles play a crucial role in defining the shapes and structures we see around us. One particular type of angle that often captures the interest of students and professionals alike is the obtuse angle. An obtuse angle is defined as an angle that measures more than 90 degrees but less than 180 degrees. This means that it is larger than a right angle, which measures exactly 90 degrees, and smaller than a straight angle, which measures 180 degrees. Understanding obtuse angles is essential for anyone studying geometry, architecture, or even art, as they frequently appear in various forms and designs.To visualize an obtuse angle, imagine a clock. When the minute hand points to the 12 and the hour hand points to the 5, the angle formed between them is an obtuse angle. This example illustrates how obtuse angles can be found in everyday life, making them relatable and easier to comprehend. They are not just theoretical concepts confined to textbooks; rather, they are present in the world around us.When learning about angles, it is also important to recognize how obtuse angles differ from other types of angles. For instance, acute angles measure less than 90 degrees, while right angles measure exactly 90 degrees. The distinction between these angles helps in understanding the broader concept of angular measurement. In practical applications, knowing whether an angle is acute, right, or obtuse can significantly affect the outcome of a project, whether it be in construction, engineering, or design.In architecture, obtuse angles can create unique and aesthetically pleasing structures. Many modern buildings feature obtuse angles in their designs, allowing for innovative shapes and forms that stand out. For example, the angles in the roof of a contemporary house may be obtuse, giving it a distinctive look. Similarly, in art, artists often use obtuse angles to create dynamic compositions that draw the viewer's eye.Moreover, in mathematics, obtuse angles are used to solve various problems involving triangles. A triangle can have only one obtuse angle, as the sum of all angles in a triangle must equal 180 degrees. This property allows mathematicians and students to explore the relationships between different angles and sides within a triangle, leading to deeper insights into geometric principles.In conclusion, the obtuse angle is more than just a term in geometry; it represents a fundamental concept that has practical applications in various fields. From architecture to art, obtuse angles enrich our understanding of the world around us. By recognizing and appreciating the significance of obtuse angles, we can enhance our skills in geometry and apply this knowledge to real-world situations. Therefore, whether you are a student, a professional, or simply someone interested in geometry, embracing the concept of the obtuse angle can lead to greater insights and creativity in your endeavors.

在几何学的世界中，角度在定义我们周围看到的形状和结构中起着至关重要的作用。有一种特别的角度类型，常常吸引学生和专业人士的兴趣，那就是钝角。钝角被定义为测量超过90度但小于180度的角。这意味着它大于直角（正好90度），小于平角（180度）。理解钝角对任何学习几何、建筑或甚至艺术的人来说都是必不可少的，因为它们经常出现在各种形式和设计中。为了可视化钝角，想象一下时钟。当分钟指针指向12，而小时指针指向5时，它们之间形成的角就是一个钝角。这个例子说明了钝角如何在日常生活中出现，使它们更具关联性，更易于理解。它们不仅仅是教科书中限制的理论概念；相反，它们存在于我们周围的世界中。在学习角度时，还需要认识到钝角与其他类型角度的不同。例如，锐角的测量小于90度，而直角的测量恰好为90度。这些角度之间的区别有助于理解更广泛的角度测量概念。在实际应用中，了解一个角是锐角、直角还是钝角可能会显著影响项目的结果，无论是在建筑、工程还是设计中。在建筑中，钝角可以创造独特且美观的结构。许多现代建筑在其设计中采用了钝角，使其具有创新的形状和形式，脱颖而出。例如，一座现代房屋的屋顶角度可能是钝角，赋予其独特的外观。同样，在艺术中，艺术家常常使用钝角来创建动态构图，吸引观众的目光。此外，在数学中，钝角用于解决涉及三角形的各种问题。一个三角形最多只能有一个钝角，因为三角形内所有角的总和必须等于180度。这个属性使数学家和学生能够探索三角形内不同角度和边之间的关系，从而深入理解几何原理。总之，钝角不仅仅是几何学中的一个术语；它代表了一个基本概念，在各个领域都有实际应用。从建筑到艺术，钝角丰富了我们对周围世界的理解。通过认识和欣赏钝角的重要性，我们可以增强几何技能，并将这些知识应用于现实世界的情况。因此，无论您是学生、专业人士，还是只是对几何感兴趣的人，拥抱钝角的概念都可以在您的努力中带来更深刻的见解和创造力。