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3 dni temu · The area of a circle calculator helps you compute the surface of a circle given a diameter or radius. Our tool works both ways — no matter if you're looking for an area-to-radius calculator or a radius to the area one, you've found the right place .
- Semicircle Area Calculator
With this semicircle area calculator, you can quickly find...
- Central Angle Calculator
In this model, the Sun is at the center of the circle, and...
- Segment Area Calculator
Let's find out how to use this segment area calculator. In...
- Circumference to Diameter Calculator
Diameter and circumference are lengths related to each other...
- Circle Formula Calculator
Now that you know how to calculate the formula of...
- Arc Length Calculator
Calculate the area of a sector: A = r² × θ / 2 = 15² × π/4 /...
- Surface Area Calculator
Our surface area calculator can find the surface area of...
- Sphere Volume Calculator
A sphere is a perfectly round geometrical 3D object. The...
- Semicircle Area Calculator
Area of circle worksheets. area of a circle. find the area of a circle given the radius or diameter. worksheets with answers. examples and step by step solutions, 7th grade, 8th grade
Each printable worksheet has 9 problems on finding area of a circle with the known radius or diameter. Two simple word problems and one story problem included. These are the perfect review worksheets in finding both area and circumference of the circle. Dividing the area by pi or 3.14, you get r 2.
This generator makes worksheets for calculating the radius, diameter, circumference, or area of a circle, when one of those is given (either radius, diameter, circumference, or area is given). They can be made in PDF or html formats.
Find the diameter of each circle. Use your calculator's value of πππ. Round your answer to the nearest tenth. 21) area = 201.1 in² 22) area = 78.5 ft² Find the circumference of each circle. 23) area = 64 π mi² 24) area = 16 π in² Find the area of each. 25) circumference = 6π yd 26) circumference = 22 π in
Determine the area of each circle shown. This worksheet includes radius amounts with double digit numbers and areas with decimals.
Find the diameter and radius of each circle. Also, figure out which circles are the largest, which are the smallest, and which are the same size.