# Circular lawn

Around a circular lawn area is 2 m wide sidewalk. The outer edge of the sidewalk is curb whose width is 2 m. Curbstone and the inner side of the sidewalk together form a concentric circles. Calculate the area of the circular lawn and the result round to 10's m

^{2}.### Correct answer:

Tips to related online calculators

Do you want to convert length units?

#### You need to know the following knowledge to solve this word math problem:

We encourage you to watch this tutorial video on this math problem: video1

## Related math problems and questions:

- Annulus

Two concentric circles form an annulus of width 10 cm. The radius of the smaller circle is 20 cm. Calculate the area of the annulus. - Around

Around the circular flowerbed with a radius of 2 m is a sidewalk 80 cm wide. How many square meters does the sidewalk have? - Sidewalk 6347

There is a sidewalk 70 cm wide around the circular law with a radius of 2.3 m. How many square meters does the sidewalk have? - 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? - Two annuluses

The area of the annular circle formed by two circles with a common center is 100 cm². The radius of the outer circle is equal to twice the radius of the inner circle. Determine the outside circle radius in centimeters. - Lawns

Before a sports hall is two equally large rectangular lawns, each measuring 40 m and 12 m. Maintenance of 10m² lawn costs 45 CZK yearly. On each lawn is a circular flowerbed with a diameter of 8 meters. How much money is needed each year to take on lawn c - Round flowerbed

Around a round flowerbed with a diameter of 6 meters and I will make a sidewalk up to 0.5 meters wide. How much gravel is needed if the layer is to be 5 cm high? - Circular ring

Square with area 16 centimeters square are inscribed circle k1 and described circle k2. Calculate the area of circular ring, which circles k1, k2 form. - The collar

The collar on the dress has the shape of an annulus 6 cm wide. The circumference of the inner circle is 31.4 cm. How much cm² of fabric is needed to make one collar? - Flowerbed 22573

Around a round flowerbed with a diameter of 6m should be made a sidewalk to a width of 0.5m. How many square meters of material do we need? - Determine 12331

An annulus with an area S = 4.2 square meters has an inner radius r = 2.25 m. Determine the outer radius of the annulus. - Circular flowerbed

Circular flowerbed with diameter 8 m we split by concentric circle to circle and annulus with the same area. Find the radius of the circle. - Tablecloth's 28511

The round tabletop has a capacity of 2.01 m². Calculate the round tablecloth's diameter if it is to exceed the edge of the table by 25 cm. - Circle arc

Calculate the circular arc area in m² where the diameter is 263 dm, and a central angle is 40°. Result round to three decimal places. - Flowerbed 2

Around the square flower bed in a park is sidewalk 2 m wide. The area of this sidewalk is 243 m². What is the area of the flowerbed? - Calculate 8325

Calculate the area of a circular section given by an angle of 220 degrees if the circle's radius is 20cm. Round the result to cm^{2} - Round table tablecloth

The round table has an area of 50.24 dm². Calculate the circular tablecloth diameter, if it extends beyond the edge of the table by 30 cm.