Area of a shape + subtraction - practice problems
Number of problems found: 100
- Annulus
Calculate the area of two circles annulus k1 (S, 3 cm) and k2 (S, 5 cm). - Square 7482
1dm square - 7000mm square - Squares
A square of 12 dm perimeter is cut into smaller squares, whose side is the third side of the square. What is the area of the rest? - The star
Find the area of the shaded part of the square with a side of 22 cm. - The kitchen 2
The kitchen, 5m by 3.5m, has a cupboard covering 2m by 0.75m of the floor. What area of the floor remains uncovered? - Annulus
Two concentric circles form an annulus of a width of 10 cm. The radius of the smaller circle is 20 cm. Calculate the area of the annulus. - Tool room
A 9' x 15' tool room was enlarged to 11' x 20'. How many square feet of floor space was added? - Flowerbed 2801
Around the circular flowerbed with a diameter of 3.6 m is a footpath 50 cm wide. Calculate the footpath area - Roma ate
Roma ate 2/5 of the cake while Somya ate 3/7 of the same cake. Who ate more, and by how much? - The radius 2
The radius of a circle is increased by 5%. What is the percentage increase in their circumference area? - Square
Square JKLM has sides of a length of 24 cm. Point S is the center of LM. Calculate the area of the quadrant JKSM in cm². - Square plate
The locksmith cut a square metal plate with a sidelong 6 dm into two identical rectangular openings with 2.5 dm and 2 dm dimensions. Calculate the remainder of the square plate. - Percentage 82623
The square in the picture has a side length of 6 cm. What percentage of the content is the colored part? - Rectangular 7072
The rectangular pool has dimensions of 25 m and 12.5 m. Around it is a paved area 3m wide. What is the area of a sidewalk? - ET inscribed circle
An equilateral triangle has been inscribed in a circle with a radius of 4 cm . Find the area of the shaded region. - Picture 2
Picture free is of length 14.2 cm and breadth 10.4 cm. The frame has a border of uniforms of 2.6 cm. Find the area of a photograph. - The terrace
Around the round pool with a diameter of 5.5 meters is a wooden terrace with a width of 130 cm. What is the area of the terrace? - Percentage 66724
If the rhombus side in the image increases by half, by what percentage will the area of the rhombus increase? - Waste
How many percents are waste from a circular plate with a radius of 1 m from which we cut a square with the highest area? - Circular ring
A square with an area of 16 centimeters is inscribed circle k1 and described to circle k2. Calculate the area of the circular ring, which circles k1, and k2 form.
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