Area of Circle Problems - page 4 of 20
Number of problems found: 392
- Circle diameter ratio
You know the ratio of the circumference of the circle to the area is 4:9. What is the circle's diameter? - Circle area
Calculate the area of a circle with a radius of 72.9 cm. Specify it in cm2, and enter only a numeric value in response. - Right triangle
A circle with a radius of 5 cm is described in a right triangle with a 6 cm leg. What is the height at the hypotenuse of this triangle? - Hexagon area calculation
Calculate the area of a regular hexagon inscribed in a circle with a radius r = 7 cm. - Flowerbed sidewalk material
Around a round flowerbed with a diameter of 6 m should be made a sidewalk with a width of 0.5 m. How many square meters of material do we need? - Area to perimeter
Calculate the circle circumference if its area is 254.34 cm2 - Cutting square
We cut the circle with the highest possible diameter from a square with a side of 30 cm. How many percent of the square area is this circle? - Hexagon dragon area
The dragon has the shape of a regular hexagon inscribed in a circle with a radius of 20 cm. What is the area of the dragon? - Circle area
Find the area of the circle that is a) inscribed, b) described 6.32 cm². - Circle radius
Calculate the circle's radius if the circumference and area are in a 2:5 ratio. - The star
Find the area of the shaded part of a square with a side of 22 cm. - CD disc
A compact disc has a diameter of 11.8 cm. What is its surface area in square centimeters? - Pool terrace area
Around the circular pool with a diameter of 5.5 m is a circular wooden terrace with a width of 130 cm. What is the area size of this terrace? - Circumference of a circle
Calculate the area of a circle if its circumference is 21.98 dm. Express the result in square decimetres. - 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? - 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? - Radius
Find the radius of the circle with area S = 200 cm². - Flowerbed area calculation
What is the area of the round flowerbed, whose circumference is 62.8 m? How many edges does it have? - Hexagon Area from Radius Calculate the area of a regular hexagon if the radius of the circle circumscribed is 6.8 cm.
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