Area - practice for 11 year olds - page 28 of 32
Number of problems found: 640
- Land
The land has a rectangular shape, and its surface area is 1.45 hectares. Its width is 250 m. Determine the length of the land. - Square tiles
The room has dimensions of 12 meters and 5.6 meters. Determine the number of square tiles and their largest dimension to exactly cover the floor. - Dimensions 3086
The red cube has an edge 0.2 dm smaller than the blue cube. The surface of the blue cube is 294 cm². What are the dimensions of the cubes? - The book
The book has 280 pages. Each side is a rectangle with sides of 15 cm and 22 cm. a) how many leaves have the book? b) at least how many square meters of paper should be used to produce this book?
- Calculate 3052
Calculate the volume and area of the cube with the length of the edge a) 5m b) 32 mm c) 4.5 dm - Rainfall
How many liters of water fell in a 32m long and 8m wide garden if 8mm of rain fell? - Circle area
Calculate the circle area with a radius of 1.2 m. - Diameter 2949
What is the diameter of a circle with an area of 35 cm square? - Calculate 2946
The block's surface area is 94 cm². The lengths of its two edges are a = 3 cm and b = 5 cm. Calculate the length of its third edge. Let's say: From the formula for the block surface, first calculate c.
- Tripled square
If you tripled the length of the sides of the square ABCD, you increased its area by 200 cm². How long is the side of the square ABCD? - Perimeter 2890
The perimeter of the square is 380 dm. What will be its area? - Conservationists 2820
A group of nature conservationists (a total of 28 members) and a sports team (16 members) worked for 7 days to clean up the forest park with an area of 10 ha. How many days would conservationists have to work without the help of athletes? - Measuring 2719
A butter cube with an edge 6.5 cm long is packed in a package measuring a = 28 cm, b = 15 cm. Calculate how many cm² the package is larger than the cube's surface. - Room dimensions
Room dimensions are 5m and 3.5m. The room height is 2.85m. Paint the room (even with the ceiling). There will be two layers. Doors and windows have a total of 2.5 m². One box of paint is enough for 6m². How many boxes of paint are needed? How much do we p
- Cube surface area
The wall of the cube has an area of 99 cm square. What is the surface of the cube? - The cube
The surface of the cube is 150 square centimeters. Calculate: a- the area of its walls b - the length of its edges c - its volume - Calculate 2566
Calculate the area of a regular hexagon with side a = 2cm - Unknown number 24
I think the number: a - is the same as the square area with the 12th circumference. What is this number? b - its half is seven times bigger than its quarter. Is this the number? - Mr. Zucchini
Mr. Zucchini had a rectangular garden whose perimeter was 28 meters. The garden's area filled just four square beds, whose dimensions in meters are expressed in whole numbers. Determine what size could have a garden. Find all the possibilities and write n
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Area - math word problems. Maths practice for 11-year-olds..