【摘要】關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)核心目標(biāo)……………..…21課前預(yù)習(xí)……………..…3課堂導(dǎo)學(xué)……………..…45課后鞏固……………..…能力培優(yōu)……………..…核心目標(biāo)掌握關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)特點(diǎn).課前預(yù)習(xí)1.按要求填空:(1)P(3,2)關(guān)于x軸
2025-06-21 00:09
【摘要】關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)思考:關(guān)于x軸對稱的點(diǎn)的坐標(biāo)具有怎樣的特點(diǎn)?(2,3)(2,-3)(-2,-2)(-2,2)在平面直角坐標(biāo)系中,關(guān)于x軸對稱的點(diǎn)的橫坐標(biāo)相等,縱坐標(biāo)互為相反數(shù).點(diǎn)(x,y)關(guān)于x軸對稱點(diǎn)的坐標(biāo)為____________.(x,-y)在平面直角坐標(biāo)系中畫出下列各點(diǎn)
2025-06-13 12:12
【摘要】關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)
2025-06-12 12:40
【摘要】關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)1、在平面直角坐標(biāo)系中畫出下列各點(diǎn)關(guān)于x軸的對稱點(diǎn).31425-2-4-1-3012345-4-3-2-1B(-4,2)··C(3,-4)·B’(-4,-2)·C’(3,4)思考:關(guān)于x軸對
2025-06-05 22:30
【摘要】關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)創(chuàng)設(shè)情境下列各點(diǎn)分別在坐標(biāo)平面的什么位置上?§A(3,2)§B(0,-2)§C(-3,-2)§D(-3,0)§E(-,)§F(2,-3)第一象限第三象限第二象限第四象限y
2025-06-16 08:53
2025-06-16 01:23
【摘要】第二十三章旋轉(zhuǎn)中心對稱第二十三章旋轉(zhuǎn)關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)探究新知活動(dòng)1知識(shí)準(zhǔn)備點(diǎn)M(-2,1)關(guān)于x軸對稱的點(diǎn)的坐標(biāo)是__________,點(diǎn)M(-2,1)關(guān)于y軸對稱的點(diǎn)的坐標(biāo)是________.(2,1)(-2,-1)關(guān)于
2025-06-17 04:10
【摘要】第二十三章旋轉(zhuǎn)關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)學(xué)習(xí)指南知識(shí)管理歸類探究分層作業(yè)當(dāng)堂測評學(xué)習(xí)指南教學(xué)目標(biāo)理解點(diǎn)P與點(diǎn)P′關(guān)于原點(diǎn)對稱時(shí),它們的橫縱坐標(biāo)的關(guān)系,掌握P(x,y)關(guān)于原點(diǎn)的對稱
2025-06-19 14:36
2025-06-15 12:09
【摘要】關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)1.在平面直角坐標(biāo)系中,已知點(diǎn)P的坐標(biāo)是(-1,-2),則點(diǎn)P關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)是(C)A.(-1,2)B.(1,-2)C.(1,2)D.(2,1)2.在平面直角坐標(biāo)系中,點(diǎn)P(-20,a)與點(diǎn)Q(b,13)關(guān)于原點(diǎn)對稱,則a+b的值為(D)
2024-11-29 01:45
【摘要】關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)知識(shí)要點(diǎn)基礎(chǔ)練知識(shí)點(diǎn)1關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)特征1.在平面直角坐標(biāo)系中,點(diǎn)P-12,5關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)是(C)A.12,5B.-12,-5C.12,-5D.-5,12
2025-06-18 06:01
【摘要】第二十三章旋轉(zhuǎn)中心對稱總結(jié)反思目標(biāo)突破第二十三章旋轉(zhuǎn)知識(shí)目標(biāo)關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)知識(shí)目標(biāo)關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)1.通過作圖(作一點(diǎn)關(guān)于原點(diǎn)對稱的點(diǎn)),探索出當(dāng)兩點(diǎn)關(guān)于原點(diǎn)對稱時(shí),它們的橫、縱坐標(biāo)的特征,并會(huì)運(yùn)用其特征解決問題.2.在理解兩點(diǎn)關(guān)于原點(diǎn)對稱的坐標(biāo)特征的情況下,
2025-06-17 04:22
【摘要】第二十三章旋轉(zhuǎn)中心對稱A知識(shí)要點(diǎn)分類練B規(guī)律方法綜合練第二十三章旋轉(zhuǎn)C拓廣探究創(chuàng)新練關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)A知識(shí)要點(diǎn)分類練關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)知識(shí)點(diǎn)1求關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)1.2022·湖州在平面直角坐標(biāo)系中,點(diǎn)P(1,2)關(guān)于原點(diǎn)
2025-06-17 04:27
【摘要】人教版義務(wù)教育教材數(shù)學(xué)九年級(上)§關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)教學(xué)設(shè)計(jì)《關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)》教學(xué)設(shè)計(jì)課題名稱關(guān)于原點(diǎn)對稱的點(diǎn)的坐標(biāo)科目數(shù)學(xué)教學(xué)對象九年級學(xué)生教師課時(shí)第二十三章第二節(jié)第三課時(shí)一、
2025-04-16 12:11
2025-06-20 05:39