Its perimeter is 7,5 + 6,25 + 8,35 = 22,1 (dm)
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The lengths in cm of three sides of a triangle are three consecutive odd numbers. Knowing that the perimeter of the triangle is 39cm, find the length of the longest side of the triangle. Show your work.
1: the perimeter of a circle is 15,7 dm. Itss area is...cm22: the ratio of the number of girls to the number of boys in a classroom is 5:4. When 10 girls left the classroom, the ratio of the number of boys to the number of girls became 4:3. How many students were in the classroom at first?3: 47/250 dm3...cm34: At the party 60% of the boys are dancing with 80% of the girls. How many people are dancing if there are 35 people ( A pair cludes only one boy and one girl)5: An aquarium is 8dm deep, 12...
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1: the perimeter of a circle is 15,7 dm. Its's area is...cm2
2: the ratio of the number of girls to the number of boys in a classroom is 5:4. When 10 girls left the classroom, the ratio of the number of boys to the number of girls became 4:3. How many students were in the classroom at first?
3: 47/250 dm3=...cm3
4: At the party 60% of the boys are dancing with 80% of the girls. How many people are dancing if there are 35 people ( A pair cludes only one boy and one girl)
5: An aquarium is 8dm deep, 12 dm long and 0,3 m wide. What is the volume of the aquarium in cubic centimeter?. Answer: the volume of the aquarium is...cm3
1: the perimeter of a circle is 15,7 dm. Its's area is...cm2
2: 47/250 dm3=...cm3
a rectangle há a perimeter of 3.6 dm and one side í twice as long as another . What is rectangle 's area in m ?Bài này = 0,72 đúng KO
Tính thể tích một phòng học có chiều dài 7,5 dm , chiều rộng 6 dm và chiều cao 7/5 dm
một hình thang có diện tích 111,3 dm2 đáy lớn là 13,7 dm ,đáy bé là 7,5 dm .nếu tăng thêm đáy lớn 4,5 dm thì diện tích hình thang tăng thêm bao nhiêu dm2
một hình thang có diện tích 11,3 dm2 đáy lớn là 13,7 dm ,đáy bé là 7,5 dm .nếu tăng thêm đáy lớn 4,5 dm thì diện tích hình thang tăng thêm bao nhiêu dm2
Cho tam giác ABC, kẻ AH vuông góc với BC, BD vuông góc với AC. Biết AH = 7,5
dm, BC = 13 dm, BD = 5 dm. Tính AC?
Câu 6:4.8l of oil weigh 3.648kg. How many liters of oil are there if they weigh 4.864kg?Answer: There are liters(Write your answer as a decimal in the simplest form)Câu 7:Inspecting products of a factory, we find that there are 97 qualified products out of every 100 products on average. What percent of the total products is qualified products?Answer: %Câu 8:A rectangular field has a width of 24.5m and its area equals the area of a square with the sides of 35m. Find the perimeter of that rectan...
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Câu 6:
4.8l of oil weigh 3.648kg. How many liters of oil are there if they weigh 4.864kg?
Answer: There are liters
(Write your answer as a decimal in the simplest form)
Câu 7:
Inspecting products of a factory, we find that there are 97 qualified products out of every 100 products on average. What percent of the total products is qualified products?
Answer: %
Câu 8:
A rectangular field has a width of 24.5m and its area equals the area of a square with the sides of 35m. Find the perimeter of that rectangular field.
Answer: m
Câu 9:
The area of a triangle ABC is , take the point M on BC such that BM=MC and the point N on AC such that AN=NC. Find the area of the triangle AMN.
Answer:
Câu 10:
A store sold 902kg of rice which is 10.25% of the total amount of rice. How many kilograms of rice were there in that store at first?
Answer: There were kilograms