22/7 circle
Calculate approximately the area of a circle with a radius 12 cm. When calculating π, use 22/7.
Your answer:
Your answer:
Tips for related online calculators
Need help calculating a sum, simplifying, or multiplying fractions? Try our fraction calculator.
You need to know the following knowledge to solve this word math problem:
planimetrynumbersGrade of the word problem
We encourage you to watch this tutorial video on this math problem: video1
Related math problems and questions:
- Triangle circle length
A right-angled triangle ABC with sides 5 cm and 12 cm is described by circle k. Calculate the length of circle k in centimeters. When calculating, use π = 3, 14 and round the result to tenths. - Hemispherical dome
What is the coverage area of the painting of a hemispherical dome with a diameter of 8 m? - Curved surface area CSA
A cylinder 5 cm high has a base radius(7/2) cm. Calculate the curved surface area. - Glass Paperweight Weight
The glass paperweight has the face of a sphere with a radius of 4 cm. Estimate and then calculate its weight. The density of glass is approximately 3800 kg/m³. - Annulus
Two concentric circles form an annulus with a width of 10 cm. The radius of the smaller circle is 20 cm. Calculate the area of the annulus. - Annulus
The radius of the larger circle is 8 cm, and the radius of the smaller is 5 cm. Calculate the area of the annulus. - Triangle cone volume
Calculate the volume of the cone formed by rotating an isosceles triangle about the height of the base. The triangle has a side length of 15 cm and a height to the base of 12 cm. When calculating, use the value pi = 3.14 and round the result to one decima
