What is an acute triangle?Question:What is an acute triangle?Triangles:Triangles are among the simplest of all polygons. They are comprised of three sides and they can be classified based on the nature of their angles and the lengths of their sides.Answer...
straight triangle C. acute triangle D. obtuse triangle 相关知识点: 试题来源: 解析 A。right 有“直角的”意思,直角三角形的正确表达是 right triangle。B 选项中 straight 是“直的、笔直的”,但不是“直角的”;C 选项 acute triangle 是锐角三角形;D 选项 obtuse triangle 是钝角三角形。反馈 收藏 ...
What is the perimeter of a scalene triangle? Can a scalene triangle be an acute triangle? Can a scalene triangle be an isosceles triangle? Can a right triangle be scalene? What are the properties of a scalene triangle? Does a scalene triangle have a right angle?
Any triangle has a minimum of two acute angles. Real-Life Examples of Acute Angle A few real-life examples of acute angles are given below: The English letter ‘V’ has an acute angle. The hands of a clock form an acute angle when the time is 12:10. A pizza slice forms an acute ...
选项 B 中 all sides are different(三条边不同)不符合等边三角形特征,且 all angles are acute(三个角都是锐角)虽然正确但不全面;选项 C 中 all sides are unequal(三条边不等)和 all angles are obtuse(三个角都是钝角)不符合;选项 D 中 all sides are parallel(三条边平行)和 all angles are ...
An acute triangle 1 Acute (medicine) Of an abnormal condition of recent or sudden onset, in contrast to delayed onset; this sense does not imply severity, unlike the common usage. He dropped dead of an acute illness. 1 Acute (orthography) After a letter of the alphabet: having an acute ...
In a right triangle, one of the acute angles is 30 degrees. What is the measure of the other acute angle? A. 30 degrees B. 45 degrees C. 60 degrees D. 90 degrees 相关知识点: 试题来源: 解析 C。解析:直角三角形两个锐角和为 90 度,一个锐角为 30 度,另一个锐角为 90 - 30 =...
1. At least two angles of any triangle are acute angles. 2. In a 180˚angle, if one angle is obtuse (more than 90˚), the other will always be an acute angle (less than 90˚). Solved Examples On Acute Angle Question 1: The measure of three angles is as follows: 75° 112...
Altitude of a triangle is basically the perpendicular line segment drawn from the vertex to the opposite side of the triangle. The altitude or height of a triangle may lie inside or outside the triangle. Learn with examples at BYJU’S.
解析 This triangle is a right triangle. The 90°angle is a right angle.In an acute triangle, all three angles are less than 90°.In a right triangle, one angle is exactly 90°.In an obtuse triangle, one angle is greater than 90° . ...