Triangles can be classified by their sides and angles. A triangle with all sides equal is called ___. A. right triangle B. isosceles triangle C. equilateral triangle D. scalene triangle 相关知识点: 试题来源: 解析 C。解析:有一个角是直角的三角形是直角三角形,选项 A 错误;有两条边相等的三...
1.a closed plane figure having three sides and three angles. 2.a flat triangular piece with straight edges, used in connection with a T square for drawing perpendicular lines, geometric figures, etc. 3.any three-cornered or three-sided figure, object, or piece:a triangle of land. ...
Thesaurus Wikipedia ThesaurusAntonymsRelated WordsSynonymsLegend: Switch tonew thesaurus Noun1. equiangular triangle- a three-sided regular polygon equilateral triangle regular polygon- a polygon with all sides and all angles equal triangle,trigon,trilateral- a three-sided polygon ...
A. A triangle with three different angles. B. A triangle with three equal sides and three equal angles. C. A triangle with only one right angle. D. A triangle with two E. qual sides. 相关知识点: 试题来源: 解析 B。中文解析:等边三角形是三条边相等且三个角也相等的三角形,A 选项是一...
one woman. (*Typically, a couple [man and woman] and another man or woman.)Henry can't choose between his wife and his mistress. It's the eternal triangle.I'm surprised Jane doesn't get tired of the eternal triangle. She goes out with Peter at the weekend and Jim during the week....
isosceles triangle A triangle with two equal sides,hence its base angles are also equal. The triangle has anaxis of symmetry which is an altitude of the triangle. 相关知识点: 试题来源: 解析 等腰三角形两边相等的三角形,因而其底角也相等.这种三角形有一条高是三角形的对称轴 反馈 收藏 ...
Isosceles right triangle:This is a right triangle with two legs (and their corresponding angles) of equal measure. Isosceles obtuse triangle:An isosceles obtuse triangle is a triangle in which one of the three angles is obtuse (lies between 90 degrees and 180 degrees), and the other two acute...
In an isosceles triangle, the base angles are equal. If one of the base angles is 50 degrees, what is the measure of the vertex angle? A. 80 degrees B. 100 degrees C. 120 degrees D. 130 degrees 相关知识点: 试题来源: 解析 A。本题考查等腰三角形性质。等腰三角形两底角相等,三角形...
An isosceles triangle is a triangle with (at least) two equal sides. In the figure above, the two equal sides have length b and the remaining side has length a. This property is equivalent to two angles of the triangle being equal. An isosceles triangle
If a triangle is equilateral, what is the degree measure of each of its angles? Remember, all sides of anequilateraltriangle haveequal measure. They also, as you'll learn, have equal angles! Let x = the degree measure of each angle. Triangles have three angles and so we will add x TH...