已知在三角形ABC中,BC=4,将三角形ABC以0.2CM每秒的速度沿BC所在直线向右平移,所得图形对应为三角形DEF,设运动时间为T秒.(1)当t=?时 CF=1(2)当t=?时,AD=EC发
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![已知在三角形ABC中,BC=4,将三角形ABC以0.2CM每秒的速度沿BC所在直线向右平移,所得图形对应为三角形DEF,设运动时间为T秒.(1)当t=?时 CF=1(2)当t=?时,AD=EC发](/uploads/image/z/2559022-70-2.jpg?t=%E5%B7%B2%E7%9F%A5%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2CBC%3D4%2C%E5%B0%86%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%BB%A50.2CM%E6%AF%8F%E7%A7%92%E7%9A%84%E9%80%9F%E5%BA%A6%E6%B2%BFBC%E6%89%80%E5%9C%A8%E7%9B%B4%E7%BA%BF%E5%90%91%E5%8F%B3%E5%B9%B3%E7%A7%BB%2C%E6%89%80%E5%BE%97%E5%9B%BE%E5%BD%A2%E5%AF%B9%E5%BA%94%E4%B8%BA%E4%B8%89%E8%A7%92%E5%BD%A2DEF%2C%E8%AE%BE%E8%BF%90%E5%8A%A8%E6%97%B6%E9%97%B4%E4%B8%BAT%E7%A7%92.%EF%BC%881%EF%BC%89%E5%BD%93t%3D%3F%E6%97%B6+CF%3D1%282%29%E5%BD%93t%3D%3F%E6%97%B6%2CAD%3DEC%E5%8F%91)
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