ve(A;3cm) ve M thuoc (A;3cm) ve N khong thuoc (A;3cm) so sanh AN va AM
bai 2:ve(O;3cm) ve OA=5cm cat duong tron tam o tai B ve (B;2cm)
a)cho biet vi tri diem O,diem A doi voi (B;2cm)
b)duong tron(B;2cm) catOB tai M. chung to M la trung diem cua OB
LU
Những câu hỏi liên quan
Cho tam giac ABC .Qua dinh A ve duong thang a song song voi BC ,qua dinh B ve duong thang B song song voi AC .
Ve hinh va neu cach ve
gui cho minh cau traloi o cau hoi 1 di
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ve duong thang a
lấy A thuộc a B thuộc a C thuộc a theo thứ tự do
lay D ko thuoc a ve tia DB ve cac doan thang DA , DC
bài 1:ve(A;cm),veM thuoc (A;3cm),ve N khong thuoc (A;3cm) so sanh AN va AM
bai 2:ve(O;3cm)ve OA=5cm cat duong tron tam O tai B ve(B;2cm)
a)cho biet vi tri diem O,diem A doi voi(B;2cm)
b)duong tron(B;2cm)cat OB tai M. chung to M la trung diem cua OB
cho cac duong thang a,b,c .Biet a cat b tai diem A, b cat c tai diem C , a cat c tai diem B
a / chi ra cac doan thang co tren hinh ve
b/ ve tia AD a tia doi cua tia AC ,ve tia BE la tia doi cua tia BC
c/ lay diem M thuoc tia AC .ve tia AM
ve hinh cho to nha
Bai 1; Mot nguoi di tu a den b roi lai tu b tro ve a. Vi khi di nguoc gio, khi ve xuoi gio nen van toc khi di chi bang 2/3 van toc khi ve. Thoi gian tu b ve a het 2 gio. Hoi nguoi do di tu a den b het may gio?
Cho 2 diem sang A va B dat truoc guong phang nhu hinh ve
a) Ve anh A' , B' tao boi guong phang
b) Ve tia AI sao cho tia phan xa di qua diem B
.B
A.
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Neu ca cach ve nha
cho 3 diem A,B,C, khong thang hang,ve doan thang BC
ve diem M la trung diem cua doan thang BC
ve tia BA,duong thang AC
ve duong thang AD sao cho M nam giua A va D
Choose the sentence (A, B, C or D) that is closets in meaning to the root sentence.1. He is the tallest man Ive ever seen.A. Ive never seen a taller man than him.B. Ive ever seen that he is a tall man.C. Ive seen the man who is tall.D. Ive seen someone who is taller than him.2. Korea is colder than Vietnam.A. Vietnam is colder than Korea.B. Vietnam and Korea are cold.C. Vietnam is not so cold as Korea.D. Korea is the coldest country.3. The rule of this class is not speaking Vietnamese during the...
Đọc tiếp
Choose the sentence (A, B, C or D) that is closets in meaning to the root sentence.
1. He is the tallest man I've ever seen.
A. I've never seen a taller man than him.
B. I've ever seen that he is a tall man.
C. I've seen the man who is tall.
D. I've seen someone who is taller than him.
2. Korea is colder than Vietnam.
A. Vietnam is colder than Korea.
B. Vietnam and Korea are cold.
C. Vietnam is not so cold as Korea.
D. Korea is the coldest country.
3. The rule of this class is not speaking Vietnamese during the tasks.
A. You should speak Vietnamese during the tasks.
B. You shouldn't speak Vietnamese during the tasks.
C. You must speak Vietnamese during
the tasks.
D. You mustn't speak Vietnamese during the tasks.
4. The Imperial City is Hue's greatest attraction.
A. in Hue the Imperial City attracts the most tourists.
B. The Imperial City is in Hue
C. The Imperial City is an ancient ruin.
D. Hue can't attract tourists without the Imperial City.
5. We shouldn't buy fireworks.
A. Buying fireworks is fun.
B. It's a good idea not to buy fireworks.
C. It's important to buy fireworks.
D. A lot of children like fireworks.
Ve duong thang a, lay A thuoc a, B thuoc a, C thuoc a, D khong thuoc a. Ve cac duong thang di qua 2 trong 4 diem da cho. Ve duoc bao nhieu duong thang ( phan biet )? Viet ten cac duong thang do.