英文:The sum of the two acute angles in a right triangle is always equal to 90 degrees. 英文同义表达: “right-angled triangle”:直接描述了三角形具有一个直角的特点。 例句:A right-angled triangle has one angle that is exactly 90 degrees. “90-degree triangle”:通...
The second principle of right triangles is that there are six possible combinations of any two sides of a right triangle. Chapter 7 Angles From what they knew, could they give me a formula to help me correctly predict the number of ways, no matter how many congruent right triangles I used...
Sign up with one click: Facebook Twitter Google Share on Facebook right-angled triangle Thesaurus Medical Financial Encyclopedia Wikipedia Related to right-angled triangle:hypotenuse n (Mathematics) a triangle one angle of which is a right angle. US and Canadian name:right triangle ...
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. ...
A right triangle has a hypotenuse and two ___. A. sides B. angles C. vertices D. diagonals 相关知识点: 试题来源: 解析 A。选项 A“sides”是边;选项 B“angles”是角;选项 C“vertices”是顶点;选项 D“diagonals”是对角线。直角三角形有一条斜边和两条直角边。反馈 收藏 ...
Related to right triangle:acute triangle,obtuse triangle </>embed</> oblique trian... hypotenuse trilateral trigon triangle right-angled... right tria... noun Synonyms for right triangle nouna triangle with one right angle Synonyms right-angled triangle ...
A Right Triangle with Angles of 30 Degrees and 60 Degrees Step 1:Identify the known side length(s). The only side length we know is the hypotenuse's length of10units. Step 2:Identify the known angle(s). The angle from the horizontal is30∘and60∘from the vertical. ...
Right Triangle Trigonometry Examples First, to determine the hypothenuse, we use Pythagoras's Theorem. We haveb2=52+72=25+49=74⟹b=74=8.6 Then, to find the angles, we use, for example, the relationshipsinα=58.6≈0.581.With the help of a calculator, we conclude thatα≈35.5∘...
A right triangle has one angle of 90 degrees. The other two angles are ___. A. acute B. obtuse C. right D. reflex 相关知识点: 试题来源: 解析 A。本题考查直角三角形的性质和角的分类。直角三角形有一个角是 90 度,剩下的两个角之和为 90 度,所以是锐角(acute)。B 选项 obtuse 是钝角...
Therefore, in a right-angled triangle, the two non-right angles total 90 (/2 radians), so each of these angles must be in the range of (0,90) as expressed in interval notation. en.wikipedia.org The peak has a prominent notch, the eastern aspect being a right-angled triangle with a...