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toan quoc te nhaQuestion 1:There are two parallel lines in the figure. What is the value of x?  Answer: x = Question 2:ABC and RTS are similar triangles.The value of x is Question 3:If x<0 and 5x+8+|3x|=0 then x=Question 4:I am a multiple of 70 between 400 and 600. My tens digit is odd. Who am I?Answer: Question 5:How many triples of integers (a,b,c) are there such that  ? Answer:  triples.Question 6:Each of the 37 students in the grade 8 at a school has one dog or one cat or both a dog and a...
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toan quoc te nha

Question 1:
There are two parallel lines in the figure. What is the value of x? 

 Answer: x = 

Question 2:


ABC and RTS are similar triangles.
The value of x is 

Question 3:
If x<0 and 5x+8+|3x|=0 then x=

Question 4:
I am a multiple of 70 between 400 and 600. My tens digit is odd. Who am I?

Answer: 

Question 5:
How many triples of integers (a,b,c) are there such that 
 ? 
Answer:  triples.

Question 6:
Each of the 37 students in the grade 8 at a school has one dog or one cat or both a dog and a cat. Twenty students have a dog and 24 students have a cat. 
How many students have both a dog and a cat?
Answer:  students.

Question 7:
The sum of 2 positive integer numbers is greater than their product if the smaller number is 

Question 8:
How many different real numbers satisfy the following equation?
 
Answer: 

Question 9:
The area of trapezoid ABCD is 180   .The altitude is 8 cm,AD is 10 cm,and BC is 17 cm.
What is AB,in centimeters?

Answer:  cm.

Question 10:
There are 115 cars in a village of 26 families. Each family has either 4 or 5 cars. 
How many families have 4 cars? 
 Answer:  families.

0
18 tháng 2 2016

ai biết chuyển sang thì quá khớ đơn là gì ko

18 tháng 2 2016

từ li ke chuyển sang thì quá khứ đơn là gì các bạn

Fill in the blank with the correct number Question 1:ABC and RTS are similar triangles.The value of x is  Question 2:If x<0 and 5x+8+|3x|=0 then x= Question 3:I am a multiple of 70 between 400 and 600. My tens digit is odd. Who am I?Answer:  Question 4:There are two parallel lines in the figure. What is the value of x?  Answer: x =  Question 5:Each of the 37 students in the grade 8 at a school has one dog or one cat or both a dog and a cat. Twenty students have a dog and 24 students have a...
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Fill in the blank with the correct number Question 1:


ABC and RTS are similar triangles.
The value of x is  Question 2:
If x<0 and 5x+8+|3x|=0 then x= Question 3:
I am a multiple of 70 between 400 and 600. My tens digit is odd. Who am I?

Answer:  Question 4:
There are two parallel lines in the figure. What is the value of x? 

 Answer: x =  Question 5:
Each of the 37 students in the grade 8 at a school has one dog or one cat or both a dog and a cat. Twenty students have a dog and 24 students have a cat. 
How many students have both a dog and a cat?
Answer:  students. Question 6:
Mary is 24 years old. She is twice as old as Bella was when Mary was as old as Bella is now. 
How old is Bella now?
Answer:  years. Question 7:
Jane draws a circle and a triangle on each page of her booklet, and near each drawing she writes the number of common points of the circle and the triangle.
How many different numbers can she write?
Answer:  numbers Question 8:
How many different real numbers satisfy the following equation?
 
Answer:  Question 9:
There are 115 cars in a village of 26 families. Each family has either 4 or 5 cars. 
How many families have 4 cars? 
 Answer:  families. Question 10:
The area of trapezoid ABCD is 180   .The altitude is 8 cm,AD is 10 cm,and BC is 17 cm.
What is AB,in centimeters?

Answer:  cm.
0
7 tháng 2 2016

linh tinh quá đây là phần mềm học toán chưa

7 tháng 2 2016

Đây là toán tiếng Anh đó bạn. Mình biết đáp án nhưng ko biết cách làm nên hỏi mấy bạn. Đáp án là: 8:1.
 

29 tháng 10 2023

 

Dịch: Diện tích xung quanh của hình lập phương là 390 cm 2  trong khi diện tích đáy của hình chữ nhật là 40 cm 2 . Không những vậy, chu vi đáy là 26 cm. Thể tích của hình lập phương là bao nhiêu?

 
29 tháng 10 2023

Dịch: Diện tích xung quanh của hình lập phương là 390 cm 2  trong khi diện tích đáy của hình chữ nhật là 40 cm 2 . Không những vậy, chu vi đáy là 26 cm. Thể tích của hình lập phương là bao nhiêu?

Fill in the blank with the suitable number (Note: write decimal number with "the dot" between number part and fraction part. Example: 0.5)Question 1:A classroom is 6.5 meters long and 4.2 meters wide. What is its area?  Answer: Its area is ................................ (Write your answer by decimal in the simplest form)Question 2:The area of the trapezoid below is  .........................Question 3:What is 50% of 824?Answer: .........................................Question 4:The perimeter...
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Fill in the blank with the suitable number (Note: write decimal number with "the dot" between number part and fraction part. Example: 0.5)

Question 1:
A classroom is 6.5 meters long and 4.2 meters wide. What is its area? 
 Answer: Its area is ................................ 
(Write your answer by decimal in the simplest form)

Question 2:
The area of the trapezoid below is  .........................

Question 3:
What is 50% of 824?
Answer: .........................................

Question 4:

The perimeter of the circle is ...........................cm
(Write your answer by decimal in the simplest form)

Question 5:
45% of M is 72. The value of M is ............................

Question 6:
A car traveled at a constant speed for 5 hours, covering a total distance of 301km. How far did the car travel for one hour? 
(Write your answer by decimal in simplest form)
Answer: .............................

Question 7:
The perimeter of a rectangular land is 90m. Its length is 7m longer than its width. The area of this land is  ..................

Question 8:

The value of m is ..........................

Question 9:
Anna multiply together the following numbers

How many zeros are there at the end of the product? 
 Answer: There are ................... zeros.

Question 10:
If  and n is a natural number then n = ..........................

2
14 tháng 10 2015

3)=412

4)21,98

5)32,4

11 tháng 8 2016

Question 1:  27,3

Question 2: 18

Question 3:  412

Question 4:  21,98 cm

Question 5: M=32,4

Question 6: 60,2

Question 7: 494

Question 8: m=9

Question 9: 4 zeros

Question 10: n=5

9 tháng 12 2016

Câu 1:
.810:8=89
Answer: The missing number is 

Câu 2:
The fourth power of 3 is 81

Câu 3: 
Find the number n such that 2016n=1.
Answer: không tồn tại

Câu 4:
What is the greatest remainder when a number divide by 9?
Answer: 8
 

Câu 5: không hiểu cho lắm , đề sao sao ấy , hỏi tuổi ai ?
Maria is 10 years old and her sister is 7 years old. In how many years' time will their total age be 41 years?
Answer:  years.

Câu 6:
Anna is 1.53m tall. What is her height in centimeters?
Answer: 153 (cm)

Câu 7:

510x610= 3010

Câu 8:
Find the last digit of 22016.
Answer: The last digit of  22016 is 4

Câu 9:
Find the number n such that 58-2x3n=4.
Answer: n = 3

Fill in the blank with the suitable sign (>; =;<)

Câu 10:
Compare:   310   =   95

17 tháng 12 2016

cau 5 lam sao

27 tháng 11 2015

Cái gì cũng phải vùa thôi chứ. Hix. Cả 1 lèo.

 

14 tháng 1 2016

Cau 1:1,25

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