Examples of area of plane shapes - page 29 of 135
Number of problems found: 2697
- The ABCD
The ABCD trapezoid has a base length of a = 120 mm, c = 86 mm, and an area of S = 2575 mm². Calculate the height of the trapezoid. - Compressive force
The excavator's area of belts is 5 m2, and it creates a pressure of 40 kPa. How much compressive force does the excavator exert on the road? - Field plowing calculation
Tractor driver plowing three-sevenths of a rope measuring 1.4ha. How many m² of fields do the poor have yet? - Dimensions of the trapezoid
One of the trapezoid bases is one-fifth larger than its height, and the second base is 1 cm larger than its height. Find the dimensions of the trapezoid if its area is 115 cm2 - Triangle height calculation
A parallelogram with a side length of 5 cm and a height to this side length of 4 cm has the same area as an isosceles triangle with a base length of 5 cm. What is the height of this triangle? - Plot dimension calculation
The rectangular plot has an area of 480 m². One of its dimensions is 30 m. Calculate the second dimension of the plot. - Paper square cutting
The sheet of paper has the dimensions a = 28 cm and b = 8 cm. How many 4 cm squares can we cut from the paper? (draw a picture) - Circle circumference calculation
Calculates the circumference of a circle if its area is S = 2119.5 cm². - Trapezoid area perimeter
Calculate the area and perimeter of the building plot in the shape of an isosceles trapezoid with a base of 120 m, 95 m, and a height of 50 m. - Rhombus calculation complete
The rhombus has the dimensions a = 9.1 cm; b = 8 cm; height to side a: va = 7.3 cm. Calculate the perimeter, area, and size of the second height. - Parallelogram width calculation
How wide is the parallelogram-shaped garden when its area is 1378 m2, and its longer side measures 53 m? - Playground
On the special playground, there are 81 square sectors, each with a side of 5 m. How many players can fit on the playground if each player needs a 75 m² area to play? - Two 2D shapes
Decide which shapes have more area: (a) a square of 8 cm side, or (b) two rectangles with sides of 5 cm and 15 cm? Write the result as 1 or 2 (rectangles) - Perimeter of RT
Find the perimeter of a right triangle whose legs sum to 22.5 cm and whose area is 62.5 cm². - Waste
How much of the waste is from a circular plate with a radius of 1 m, from which we cut a square with the highest area? - Plot width calculation
Two brothers wanted to have the same area of land. One chose a square plot with a side length of 60 m. The second brother chose a rectangular plot of land with a side length of 80 m. What is the width of the second brother's plot? - An equilateral
An equilateral triangle with a side of 10 m represents a wooden platform standing on a lawn. A goat is tied to a corner with a 15 m rope. What is the maximum amount of grazing area available to the goat? - Is right triangle or not
If the right triangle is ABC, it has sides a=13, b=11.5, and c=22.5. Find area. - A trapezoid
A trapezoid is 75 ft wide on top, 85 ft on the bottom, and the height is 120 ft. What is its area in the square yds? - Circle circumference
Calculate the circumference of a circle if its area is 706.5 cm²
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