Which of the following is not a parallelogram? A. rectangleB.trapezoid C.rhombus D.square相关知识点: 试题来源: 解析 B 下面那个不是平行四边形? A.长方形 B.梯形 C.菱形 D.正方形 平行四边形要求对边平行,梯形不是.反馈 收藏
The shape of a diamond is often a ___. A. parallelogram B. rhombus C. trapezoid D. pentagon 相关知识点: 试题来源: 解析 B。“parallelogram”是平行四边形;“rhombus”是菱形;“trapezoid”是梯形;“pentagon”是五边形。钻石的形状通常是菱形。反馈...
Is a rhombus always a square? Are the diagonals of a parallelogram perpendicular? Explain. Are the diagonals of a parallelogram perpendicular? Why or why not? Explain. Does a quadrilateral always have one pair of parallel sides? Find the area of the rhombus with the diagonals 0.9 m and 1.2...
aparallelogramthatisnotarectangleorarhombus anisoscelestrapezoidthatisnotaparallelogram \o2019AMC10AProblems/Problem6C Solution1 Thisquestionissimplyaskinghowmanyofthelistedquadrilateralsarecyclic(sincethepointequidistantfromallfourverticeswouldbethecenterofthecircumscribedcircle).Asquare,arectangle,andanisoscelestrapez...
Bparallelogram but not a rectangle Crectangle but not a square DsquareSubmit The diagonals of a rhombus Aare always equal Bnever bisect each other Calways bisect each other at an acute angle Dalways bisect each other at right anglesSubmit If one of the diagonals of a rhombus is equal to ...
Parallelogram ABCD will be a rhombus whenever( ).√7 A: AB=CDB: AB=BAC: AB=ADD: BC=AD 相关知识点: 试题来源: 解析 CThis will be a rhombus whenever a pair of adjacent sides is equal.平行四边形ABCD满足什么条件时是菱形( ).√7A.AB=CDB.AB=BAC.AB=ADD.BC=AD当邻边相等时,平行四边形...
A. trapezoid B. parallelogram C. rhombus D. diamond 相关知识点: 试题来源: 解析 D。本题考查几何图形的英语表达。“这个标志是……形状的”,A 是梯形,B 是平行四边形,C 是菱形,D 也有菱形的意思,在英语中 sign(标志)常见的形状有菱形,D 选项符合。反馈 收藏 ...
Why is a rhombus not a square?Hierarchy of Quadrilaterals.Four-sides plane figures are classified using a hierarchy. The first level of classification is into the kite, quadrilateral, and trapezoid. The quadrilateral can be classified further into rectangles and rhombuses....
Let {eq}ABCD {/eq} be a parallelogram. Then {eq}ABCD {/eq} is a rhombus if and only if the diagonals {eq}\overline{AC} {/eq} and {eq}\overline{BD} {/eq} are perpendicular. True or False? Parallelogram: Parallelograms are four-...
<p>To solve the question of which quadrilateral is not a rhombus among the given options, we will analyze each option step by step.</p><p><strong>Step 1: Understand the properties of a rhombus</strong> A rhombus is a type of quadrilateral that has the fo