co nhung diem khac A ma cung thuoc duong thang m ko?

V

vudungchi

24 tháng 8 2017

#Toán lớp 6

2

ND

nguyen duc hung

24 tháng 8 2017

co neu m o giua cac diem a thi doan thang a,m,a la 1 doan thang

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BD

Băng Dii~

24 tháng 8 2017

Có . Nếu những điểm đó nằm trên m

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DT

Dang Thi Lien

21 tháng 8 2015

cho duong thang m, diem A thuoc duong thang m và diem B khong thuoc duong thang m

a, ve hinh va viet ky hieu

b, co nhung diem khac diem A ma cung thuoc duong thang m khong? hay ve hai diem nhu the va ve ky hieu.

c, co nhung diem khong thuoc duong thang m ma khac voi diem B khong? hay ve hai diem nhu the va viet ky hieu

#Toán lớp 6

1

ES

Erza Scarlet

30 tháng 6 2016

b) co nhung diem khac A ma cung thuoc duong thang m khong?

nhung diem khac A do co trong hinh ve hay la ta ve them vay ?

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NT

naruto tien nhan

14 tháng 10 2016

Voi 1 duong thang a cho truoc,co nhung diem thuoc a va co nhung diem ko thuoc a.

Dung hay Sai ?

minh dang voi hay giup minh nha!

cam on!

#Toán lớp 6

0

D

dorajaki

16 tháng 10 2016

Cho cac diem a ,b,c,d,e trong do a,b,c cung thuoc duong thang m; cac diem c, d, e cung thuoc duong thang n va b, c, d la 3diem ko thang hang

#Toán lớp 6

0

PC

Phạm Cao Thúy An

29 tháng 10 2016

Ve hai diem A va B cung thuoc duong thang xy va diem C khong thuoc duong thang xy .Ve tia BC

a.ke ten cac doan thang

b.ke ten hai tia doi nhau goc B

c.ve diem D nam giua hai diem A va B . hoi hai tia DX va BY co la hai tia doi nhau ko ? vi sao ?

#Toán lớp 6

0

BT

bùi thị phúc an

28 tháng 8 2021

Ve tren cung mot hinh theo cach dien dat sau :

a)Ve 4 diem A ,B ,C D sao cho C nam giua A, B va 3 diem A, B D ko thang hang . Hay ve va ke ten duong thang (phan biet) di qua tung cap diem .

b) Ve diem E sao cho E va D nam khac phia doi voi A . Ve diem F sao cho C,E,F thang hang va F thuoc duong thang DB

#Toán lớp 6

0

HD

Hoàng Diệu Anh

27 tháng 11 2016

Cau 5: Trong cac khang dinh sau, khang dinh nao dung, khang dinh nao sai?1.Ba diem phan biet la ba diem thang hang.2.Voi ba diem phan biet luon co hai diem nam ve cung phia doi voi diem con lai.3.Voi ba diem thang hang phan biet luon co hai diem nam khac phia voi diem con lai.4.Voi ba diem A,B,C thang hang thi diem B luon nam giua hai diem A,C.5.Co mot va chi mot duong thang di qua hai diem (phan biet) cho truoc.6.Hai duong thang phan biet thi song song voi nhau.7.Hai tia chung goc thi cung nam...

Đọc tiếp

#Toán lớp 6

1

TM

Trần Minh Châu

19 tháng 11 2017

ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttt

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TB

Tên bạn là gì

27 tháng 10 2015

Cho doan thang AB = 6 cm. Lay 2 diem C,D thuoc doan thang AB sao cho AC=BD=2 cm. Goi M la trung diem cua AB. a) Giai thich vi sao M la trung diem cua CD b) Tim tren hinh ve nhung diem khac cung la trung diem cua doan thang

chi tiet cho minh nha

#Toán lớp 6

0

LB

Le Bao Nhi

10 tháng 11 2017

cho duong thang xy.tren duong thang xy co 2017 diem,3 diem a,b,c khong thuoc duong thang xy va ko thang hang va bat ki diem nao tren dương thang xy deu khong thang hang voi hai trong ba diem a,b,c.qua hai diem bát ki nguoi ta ke mot duoc thang.hoi co bao nhieu duong thang?

#Toán lớp 6

0

DT

Đặng Thị Quỳnh Trang

14 tháng 11 2018

Tren duong thang x,y lay o.Lay diem a thuoc tia ox,B thuoc tia oy sao cho OA=2cm;OB=2oa

A)Tinh do dai doan AB?

B)Goi Yla trung diem cua OB.Chung minh O la trung diem cua doan thang AI

C) Tren duong thang xy lay 100 diem diem phan biet(khac O,A,B,I).Noi 2 diem ta duoc mot doan thang.Hoi co bao nhieu duong thang tao thanh?

giup minh voi! HELP ME!!!!!

#Toán lớp 6

0

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