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4 tháng 4 2016

s= 1/2ah

h=20cm= 0.2m

28 tháng 3 2016

9 x 3 = 27 m2

7 tháng 5 2017

Theo bài tớ có số đó là :

Dai   : l---------l----------l----------l

Rong: l---------l

Chiều rộng của tấm bia là :

99 : 3 x 1 = 33 ( cm )

Diện tích của tấm bia là :

99 x 33 = 3267 ( cm2 )

Đáp số : 3267 cm2

7 tháng 5 2017

Chu vi 8 phần

=> Nửa chu vi : 4 phần

Mà, đề cho: rộng : 1 phần

=> dài: 3 phần

Chiều rộng của tấm bìa:

99:3 x 1= 33 (cm)

Diện tích:

99 x 33=3267 (cm2)

thiếu đề

12 tháng 10 2018

32/3 nha ban

40.5dm = 405cm

The length of each side averages to : 405 / 3 = 135 ( cm )

The length of the longest side of the triangle is : 135 + 2 = 137 ( cm )

The answer is A.137cm.

Insert a preposition in each gap to complete the following passage According to some scientists, high- rick sports can be valuable (1)....... certain types of people. Such activities help them learn that being frightened doesn't mean that they have to lose control. The recent fashion (2)...... jumping from bridges attached (3)..... a length of elastic rope, know as " bungee jumping", has now been tried (4)....... millions of people over the world, and interest (5)...... it is continuing to...
Đọc tiếp

Insert a preposition in each gap to complete the following passage

According to some scientists, high- rick sports can be valuable (1)....... certain types of people. Such activities help them learn that being frightened doesn't mean that they have to lose control. The recent fashion (2)...... jumping from bridges attached (3)..... a length of elastic rope, know as " bungee jumping", has now been tried (4)....... millions of people over the world, and interest (5)...... it is continuing to grow. Before the special elastic rope is tightened (6)....... them, jumpers reach speeds of nearly 160 kph. First- timers are usually too terrified to open their mouths, and when they are finally lowered safely (7)...... the ground, they walk around with broad smiles (8)....... their faces, saying repeatedly how amazing it was. However, for some people, it is only the embarrassment of refusing to jump (9)..... the last minute that finally persades them to conquer the fear of heights and push them off (10)...... space

1
28 tháng 5 2019

Insert a preposition in each gap to complete the following passage

According to some scientists, high- rick sports can be valuable (1)....for... certain types of people. Such activities help them learn that being frightened doesn't mean that they have to lose control. The recent fashion (2)..for.... jumping from bridges attached (3)...to.. a length of elastic rope, know as " bungee jumping", has now been tried (4)....by... millions of people over the world, and interest (5)...in... it is continuing to grow. Before the special elastic rope is tightened (6)....around... them, jumpers reach speeds of nearly 160 kph. First- timers are usually too terrified to open their mouths, and when they are finally lowered safely (7)....to.. the ground, they walk around with broad smiles (8)..on..... their faces, saying repeatedly how amazing it was. However, for some people, it is only the embarrassment of refusing to jump (9)..at... the last minute that finally persades them to conquer the fear of heights and push them off (10)...into... space

26 tháng 12 2016

the length of the diagonal is 26 centimeters

k cho mình nha cảm ơn