A ___ has four equal sides and its opposite angles are equal. Which shape is it? A. rectangle B. diamond C. trapezoid D. triangle 相关知识点: 试题来源: 解析 B。解析:菱形有四条相等的边,并且相对的角相等。长方形相对的边相等而不是四条边都相等,梯形四条边不完全相等,三角形只有三条边。
A. All sides are equal and all angles are equal. B. All sides are equal but angles are different. C. Sides are different and angles are equal. D. Sides and angles are all different. 相关知识点: 试题来源: 解析 A。正方形是特殊的矩形,四条边相等且四个角都是直角。选项 B 角不同错误...
A. Only two sides are equal. B. All angles are obtuse. C. Diagonals are perpendicular to each other. D. It has five sides. 相关知识点: 试题来源: 解析 C。解析:正方形四条边都相等,选项 A 错误;正方形的四个角都是直角,不是钝角,选项 B 错误;正方形的对角线互相垂直,选项 C 正确;正方形...
选项 A 中 all sides are equal(四条边相等)和 all angles are acute(四个角都是锐角)不符合长方形特征;选项 C 中 all sides are different(四条边不同)和 all angles are obtuse(四个角都是钝角)不符合;选项 D 中 all sides are parallel(四条边平行)和 all angles are reflex(四个角都是优角)也...
A. Opposite sides are not equal B. Opposite angles are not equal C. Diagonals are not equal D. Opposite sides and opposite angles are E. qual 相关知识点: 试题来源: 解析 D。本题考查平行四边形的性质。平行四边形的对边相等,对角相等。选项 A 对边应相等。选项 B 对角应相等。选项 C 对角线不...
The given equation are a^2x^2+2h(a+b)xy+b^2y^2=0 ...(i) and ax^2+2hxy+by^2=0 ...(ii) The equation of bisectors of the angles between the lines represented by Eq. (i) is (x^2-y^2)/(a^2-b^2)=(xy)/(h(a+b))rArr (x^2-y^2)/(a-b)=(xy)/(h) ...
Ask Another Question Which Polygon has the most sides? Or Find out which Regular Polygon has the most sides. A regular polygon has all sides of equal length and all angles are equal.Here are more interesting QuestionsWhich has more sides a Triangle or a Decagon? Which has more sides a ...
What are the direction cosines of a line which is equally inclined to the axes? View Solution A normal line with positive direction cosines to the plane P makes equal angles with the coordinate axis. The distance of the point A(1, 2, 3) from the linex−11=y+21=z−32measured paral...
结果1 题目 7EFGH is a square. Which of the following incorrectly describes the square?E4H G(1)It has four equal sides.(2)It has four right angles.{(3)Its opposite sides are equal.(4)It has only one pair of parallel lines. 相关知识点: 试题来源: 解析 4 反馈 收藏 ...
A. 支结织置养速青支结织置养速青A shape with four equal sides.支结织置养速青支结织置养速青 B. 总员统几商验口然标何开整它越好何红这总员统几商验口然标何开整它越好何红这A shape with four sides and all angles are right angles, but the sides are not all equal.总员统几商验口然...