Area of a shape - practice for 11 year olds - page 7 of 23
Number of problems found: 454
- Father and son
Father and son are 74 years old together. Son is 30 years younger than father. How old is the son? - Calculate 81743
Calculate the size of the other side of the rectangle if the size of one of its sides is 90m and the area is 3600 m². - Perimeter 81458
Find out if a square with a perimeter of 12 CM has an area greater than 12 cm² - Circumference 26251
Calculate the circumference of a pizza with a diameter of 62 cm. How big is the plate on which it is placed when it covers it?
- Measures 7543
The garden has an area of 1378 m2, and a side measures 53m. How much does side b measure? - Measures 7291
The garden has an area of 1378 m2, side and measures 53m. How much does side b measure? - Circumference 6651
Calculate the circumference of a circle if its area is 706.5 cm² - Calculate 5255
The area of the square is equal to 2.56 square meters. Calculate its diagonal. - Parallerogram
The ABCD parallelogram is a = 2.5 cm, height to side a is 7.2 cm, and height to side b is 4 cm. Find the side length b.
- Windows
Calculate the masonry area to build a wall with dimensions of 18 m × 5 m with 3 windows of size 51 cm × 51 cm. - Rectangle 64194
The rectangle has an area of 126 cm². The size of one side of the rectangle is 12 cm. Calculate the perimeter of the rectangle in cm. - Perpendicular 24671
The right triangle has an area of 2304 cm2, and one perpendicular is 8 cm long. Express and calculate the second perpendicular. - Measuring 10831
How many euros will we pay for paving a yard measuring 200 meters and 50 meters if 10 square meters of tiles cost 9.50? - Circumference 10342
Calculate the area of the rectangle if its circumference is 24cm and one side is 7.2cm long
- Circumference 8771
Calculate a diamond's area with a circumference of 51.2 cm and a height of 9.6 cm. - 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. - Ratio - rectangle
The rectangle has dimensions of 6 cm and 9 cm. How many times increases the area and its perimeter when its dimensions increase in the ratio of 5:3? - Sidewalk
The city park is a circular bed of flowers with a diameter of 8 meters. Around it, the whole length is 1-meter wide sidewalk. What is the sidewalk area? - Rectangle 80701
One side of the rectangle has length a=9/5 cm, and the length of side b is 7/10 cm greater than the length of side a. Calculate the perimeter and area of the rectangle.
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