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...
百度试题 结果1 题目1. Do you know what degrees the angles(angle) of a triangle are? 相关知识点: 试题来源: 解析 答案见上III.1.angles 考查名词复数。分析句子,由degrees和 are可知设空处需要填名词的复数形式,故填 angles。 反馈 收藏
When we are solving oblique triangles, the law of cosines is a flexible approach to getting the unknowns. If we know all sides, we can solve for the angles independently. If we know two sides and an angle between them, the law can give the value of the side opposite the angle....
There are six types of angles. Each type of angle has a unique identification on the basis of angle measurement. Let us read about each type of angle individually along with their properties.Acute AngleAn acute angle is an angle which is greater than 0° and less than 90°....
The side opposite to the obtuse angle in the triangle is the longest side of that triangle. As per theangle sum propertyof a triangle, a triangle can never be a right-angled triangle and an obtuse angle at the same time. Thus, we can conclude that if one of the angles of a triangle...
解析 A。三角形内角和为 180 度,所以 x = 180 - 30 - 60 = 90 度。结果一 题目 A triangle has angles of 30 degrees, 60 degrees and x degrees. What is the value of x? A. 90 degrees B. 120 degrees C. 150 degrees D. 180 degrees 答案 A。三角形内角和是 180 度,30+60+x=180,解...
( C)3. There is an isosceles triangle(等腰三角形),one of the angles(角)is 90degrees. What a
If two angles in a triangle are congruent to two angles in another triangle, then the ___ angles are also congruent. A triangle that has three 3 acute angles is a what? A triangle with 3 acute angles is an acute triangle. All the angles in an acute triangle are acute. What type ...
One of the angles of a triangle measures 31 degrees. An adjacent side measures 40 cm and the opposite side is twice as long as the other adjacent side. What are the measures of the other two angles? Two angles join to form a right angle. The measure of one of the angles is 64 degr...
Right angles are all angles that are exactly 90 degrees and the most obvious in geometry is the triangle. Learn the definition of a right angle and explore the and notation and formula for right angles using the Pythagorean theorem, which relates all sides of a triangle to one another. Def...