Examples of area of plane shapes - page 21 of 135

Number of problems found: 2697

Rectangle perimeter area
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.
Rectangle - diagonal
A rectangle whose one side measures 35 m and the other is 7 m shorter than the diagonal of the rectangle. Calculate its area in m² (square meters).
Garden square fence
I bought 51 m of wire, fenced off a square garden, and had 3 m of wire left. What is the size of the garden?
Square field
The perimeter of a square field is 64 m. Find the cost of cementing the field at the cost of 240 USD per square meter.
Bedroom floor
Jayson's square bedroom floor measures 2 m on its side. How big should the carpet be to cover the whole floor?
How many 21
How many tiles of 2 m by 2 m in size can fill the floor of a room with a size 16 m x 12 m?
Circumference of a circle
Calculate the area of a circle if its circumference is 21.98 dm. Express the result in square decimetres.
Square garden
The square garden has an area of 36 square meters. What area will its image have in the 1:60 scale?
Park fountain percentage
In the park, with an area of 1413 m², there is a circular fountain with a diameter of 6 m. What percentage of the park does the fountain occupy?
The length 8
The length of a rectangular field is x + 4, and its width is x + 2. What is the area of the field? Answer in polynomials expressions.
Fluid pressure force
Calculate the pressure in the fluid: force F = 2,400 N The area on which the force S = 8 m² acts p =?
Julia
Julia has a rectangular table 3 1/2 feet long and 1 3/4 feet wide. What is the area of Julia's table?
Circle area circumference
The diameter of the circle is 6.8 cm. Calculate the area of the circle to 1 decimal place. Calculate the circumference of the circle to 1 decimal place.
Sprinkler irrigation area
The rotary sprinkler's spray area is 20 m. What area of land can it irrigate from one location?
Diamond height perimeter
The diamond has an area of 36.9 cm² and a side length of 9 cm. a) How many cm does the height of the diamond measure? b) Calculate the perimeter of the diamond.
Perpendicular leg
Calculate the area of a right triangle whose longer perpendicular is six dm shorter than the hypotenuse and three dm longer than the shorter perpendicular.
Diamond area comparison
Which diamond with a side length of 7.5 cm has: a / largest area, b / smallest area
Square area ratio
The lengths of the sides of the two squares are in the ratio of 5:7. In what proportion will their area be?
Sugar beet yield
Express the yield per hectare of sugar beet when you know that we can harvest 20 tons of sugar from 20 hectares of fields.
Diamond area from diagonals
In the diamond, ABCD is AB = 4 dm, and the diagonal length is 6.4 dm long. What is the area of the diamond?

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