This shape has four equal sides and opposite angles are equal. What's it? A. rectangle B. rhombus C. square D. pentagon 相关知识点: 试题来源: 解析 B。这个形状有四条相等的边且对角相等,是菱形。选项 A 长方形对边相等但不一定四条边都相等;选项 C 正方形有四个直角;选项 D 五边形有五条边...
C. All sides are unequal and all angles are obtuse. D. All sides are parallel and all angles are reflex. 相关知识点: 试题来源: 解析 A。本题考查等边三角形的特征。等边三角形三条边相等且三个角也相等,选项 A 正确。选项 B 中 all sides are different(三条边不同)不符合等边三角形特征,且 ...
An angle is formed when two rays are joined at their endpoints. Angles are usually measured in degrees. Learn all types of Angles in Geometry with interesting concepts, solved examples, interactive worksheets & solutions with Cuemath
Wiki User ∙14yago Best Answer Similar triangles. Wiki User ∙14yago This answer is: Add your answer: Earn +20pts Q:What are triangles whose corresponding angles are equal and corresponding sides are in proportion? Write your answer... ...
we can prove they are congruent triangle. RHS = right-angle hypotenuse(直角三角形的斜边)side : 1 right angle 1 hypotenuse 1 side are equal we can prove they are congruent triangle. AAA is used to prove the triangles are similar. AAA : angle angle angle 3 angles are equal we...
A shape with four right angles and opposite sides are equal. What's it? A. rectangle
The shape has four sides. All sides are equal and all angles are right angles. What is it? A. square B. rectangle C. trapezoid 相关知识点: 试题来源: 解析 A。正方形四条边相等且四个角都是直角,长方形对边相等且四个角是直角,梯形有一组对边平行。
Adjacent angles and vertical angles are the pair of angles, in geometry. Adjacent angles have common vertex and common arm. Vertical angles have common vertex. Learn how to solve adjacent angles with examples.
A hexagon can be defined as a six-sided polygon. Learn about different types of hexagon, properties, formulas for perimeter, the sum of interior angles, and more.
Vertical angles are always equal. Vertical angles are always non-adjacent. What is the significance of vertical angles? Real-life settings where vertical angles are used include; railroad crossing sign, the letter “X’’, and open scissors pliers. ...