ABCD is a rhombus where A=(-3,0),B=(0,4),C=(5,4) and D=(2,0) Prove that the diagonals are perpendicular bisectors of on another.网上是这样说的:.因为ABCD is a rhombus[ABCD是菱形],所以the diagonals are perpendicular bisectors of on anot
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![ABCD is a rhombus where A=(-3,0),B=(0,4),C=(5,4) and D=(2,0) Prove that the diagonals are perpendicular bisectors of on another.网上是这样说的:.因为ABCD is a rhombus[ABCD是菱形],所以the diagonals are perpendicular bisectors of on anot](/uploads/image/z/8881231-31-1.jpg?t=ABCD+is+a+rhombus+where+A%3D%28-3%2C0%29%2CB%3D%280%2C4%29%2CC%3D%285%2C4%29+and+D%3D%282%2C0%29+Prove+that+the+diagonals+are+perpendicular+bisectors+of+on+another.%E7%BD%91%E4%B8%8A%E6%98%AF%E8%BF%99%E6%A0%B7%E8%AF%B4%E7%9A%84%EF%BC%9A.%E5%9B%A0%E4%B8%BAABCD+is+a+rhombus%5BABCD%E6%98%AF%E8%8F%B1%E5%BD%A2%5D%2C%E6%89%80%E4%BB%A5the+diagonals+are+perpendicular+bisectors+of+on+anot)
ABCD is a rhombus where A=(-3,0),B=(0,4),C=(5,4) and D=(2,0) Prove that the diagonals are perpendicular bisectors of on another.网上是这样说的:.因为ABCD is a rhombus[ABCD是菱形],所以the diagonals are perpendicular bisectors of on anot
ABCD is a rhombus where A=(-3,0),B=(0,4),C=(5,4) and D=(2,0) Prove that the diagonals are perpendicular bisectors of on another.
网上是这样说的:.因为ABCD is a rhombus[ABCD是菱形],所以the diagonals are perpendicular bisectors of on another[一条对角线垂直并平分另一条对角线]
可如果这样,A=(-3,0),B=(0,4),C=(5,4) and D=(2,0)又有什么用呢
ABCD is a rhombus where A=(-3,0),B=(0,4),C=(5,4) and D=(2,0) Prove that the diagonals are perpendicular bisectors of on another.网上是这样说的:.因为ABCD is a rhombus[ABCD是菱形],所以the diagonals are perpendicular bisectors of on anot
ABCD 是菱形的四个点,估计是计算两条对角线的斜率,然后证明垂直吧.