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?

Correct answer:

S =  805.1 m2

Step-by-step explanation:

S+243=S2 a2+243=(a+22)2 a2+243=a2+2a4+42 24316=8a a=(24316)/8=28.38 m  S=a2=28.382=805.1 m2



Did you find an error or inaccuracy? Feel free to write us. Thank you!



avatar





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

Related math problems and questions:

  • Flower bed
    ruze The park has a rectangular flower bed with dimensions of 3.2m and 1.5m. How many rose bushes will we plant in the flower bed if 20 dm2 are needed for one bush?
  • Sidewalk
    kruhovy-objazd 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?
  • Around
    zahon Around the circular flowerbed with a radius of 2 m is a sidewalk 80 cm wide. How many square meters does the sidewalk have?
  • The area
    rhombus-diagonals The area of a rhombus is 143 m2. If the longer diagonal is 26 m, find the shorter diagonal in inches named d1.
  • Flowerbed
    circles We enlarge the circular flower bed, so its radius increased by 3 m. The substrate consumption per enlarged flower bed was (at the same layer height as before magnification) nine times greater than before. Determine the original flowerbed radius.
  • The schoolyard
    square_rot The schoolyard had the shape of a square with an 11m side. The yard has been enlarged by 75 m2 and has a square shape again. How many meters was each side of the yard enlarged?
  • The sides 2
    trapezium The sides of a trapezoid are in the ratio 2:5:8:5. The trapezoid's area is 245. Find the height and the perimeter of the trapezoid.
  • Trapezoid 15
    trapezoid3 Area of trapezoid is 266. What value is x if bases b1 is 2x-3, b2 is 2x+1 and height h is x+4
  • Land areas
    land Two land areas are 244 m2. The first parcel is 40 m2 less than twice the second one. What has the acreage of each parcel?
  • Evaluate expression
    plusminus Evaluate following expression: 5 to the power of 2 - (4x4) divided by 2 =
  • Extending square garden
    garden_el Mrs. Petrová's garden had the shape of a square with a side length of 15 m. After its enlargement by 64 m2 (square), it had the shape of a square again. How many meters has the length of each side of the garden been extended?
  • Six painters
    painter Six painters paint an area of 120 m2 in 4 hours. How long does it take for 12 painters to paint 480 m2 with the same performance?
  • The cube
    cubes The cube has a surface area of 486 m ^ 2. Calculate its volume.
  • Tripled square
    squares4 If you tripled the length of the sides of the square ABCD you increases its content by 200 cm2. How long is the side of the square ABCD?
  • Sphere A2V
    sphere3 The surface of the sphere is 241 mm2. What is its volume?
  • The cube
    cube_shield The cube has a surface area of 216 dm2. Calculate: a) the content of one wall, b) edge length, c) cube volume.
  • Circular lawn
    circular_flowerbed 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 1