What is the shape that has only one pair of parallel sides? A. Parallelogram B. Trapezoid C. Square D. Rectangle 相关知识点: 试题来源: 解析 B。梯形只有一组对边平行。A选项“Parallelogram”是平行四边形;C选项“Square”是正方形;D选项“Rectangle”是长方形。
We know that is paralle to m, and s is parallel to t.If m∠2=80° what is m∠10?123456789101112m1314151611012580100O None of the other answers are correct 相关知识点: 试题来源: 解析 S_ΔG+G_1 Wo ∠2=∠10(°)∠2=∠A_1B_1C_1 ∴(210=80⋅ A_2O_r ...
C. It makes the poem difficult to read. D. It is a structure that is rarely used. 相关知识点: 试题来源: 解析 B。解析:这首诗在诗节中使用平行结构,这种结构的主要好处是强调相似性和联系。选项 A 使诗歌看起来无聊不是优势;选项 C 使诗歌难以阅读不是优势;选项 D 说这是很少使用的结构不准确。
There is a shape with two pairs of parallel sides. What is it? A. rhombus B. parallelogram C. oval D. cone 相关知识点: 试题来源: 解析 B。“parallelogram”是平行四边形,有两对平行边。“rhombus”是菱形;“oval”是椭圆形;“cone”是圆锥。
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What is the slope of a line parallel to the line 3y − x = 6? A: B: 2 C: − D: −3 相关知识点: 试题来源: 解析 A https://tiku-data.cdn.bcebos.com/originalpic/ff868495c8a6f1c82873dc9d23750d2a.jpg?auth_key=2365015227-0-0-8c4c49e8ff9d23e154d73620e158541e...
结果1 题目 Linem is parallel to the x‑axis, but not on the x‑axis. In what two quadrants might the image of linem be located after reflecting over the x‑axis?A:II andIIIB:I andIIIC:III andIVD:I andIV 相关知识点: 试题来源: 解析 C III andIV 反馈 收藏 ...
楼上的回答就有一个答案，这样也可以吗。。 = = 设圆心为N, 角PNO是角PRO的圆心角即为2倍，70度，连接PN, NQ, QPN由于平行定理，内错也是70度，PN=QN，都是半径，即PNQ是一个等腰三角形，故角PNQ是40度 由弧长定理弧PQ=nπr/180=40π*9/180=2π ...
danger.B.Emphasize the fact that whether they would survive depended very much on where they happened to be when the building was struck and which staircase they would use to get out.C.Emphasize the fact that they should face up to the incident.D.Emphasize the fact that they need to help...
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