Perimeter of the circle
Calculate the perimeter of the circle in dm, whose radius equals the side of the square containing 0.49 dm2?
We will be pleased if You send us any improvements to this math problem. Thank you!
Thank you for submitting an example text correction or rephasing. We will review the example in a short time and work on the publish it.
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:
- Area to perimeter
Calculate circle circumference if its area is 254.34cm2
Determine the radius of the circle, if its perimeter and area is the same number.
- Four circles
1) Calculate the circle radius if its area is 400 cm square 2) Calculate the radius of the circle whose circumference is 400 cm. 3) Calculate circle circumference if its area is 400 cm square 4) Calculate the circle's area if perimeter 400 cm.
- Area of a circle
The circumference of the circle is 150.72 centimeters. Calculate the area of the circle.
- Diagonals of pentagon
Calculate the diagonal length of the regular pentagon: a) inscribed in a circle of radius 12dm; b) a circumscribed circle with a radius of 12dm.
- Extending square garden
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?
- 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.
- Circle arc
Circle segment has a circumference of 135.26 dm and 2096.58 dm2 area. Calculate the radius of the circle and size of the central angle.
Plane shape has a maximum area 677 mm2. Calculate its perimeter if perimeter is the smallest possible.
- Perimeter to area
Calculate the area of a circle with a perimeter of 15 meters.
- Edge of prism
The regular quadrilateral prism has a surface of 250 dm2, its shell has a content of 200 dm2. Calculate its leading edge.
Calculate the area of the square shape of the isosceles triangle with the arms 50m and the base 60m. How many tiles are used to pave the square if the area of one tile is 25 dm2?
- Cross five
The figure on the picture is composed of the same squares and has a content of 45cm². What's its perimeter?
- Quarter of a circle
Calculate the circumference of a quarter circle if its content is S = 314 cm2.
- Circle r,D
Calculate the diameter and radius of the circle if it has length 26.59 cm.
- Squaring the Circle
Calculating side of the square with the same area as the circle of radius 18.
Find the radius of the circle with area S = 200 cm².