The area of a circle is a length times a length, so we say its dimension is length2. (All areas are lengths squared). This affects the units used. If the radius is in cm, the area is in cm2. If it is in inches, the area is in inches2. This page was written by Stephen Cl...
2647730 square inches (in²) Site map Use the this circle area calculator below to find the area of a circle given its diameter, or other parameters. To calculate the area, you just need to enter a positive numeric value in one of the 3 fields of the calculator. You can also see at...
- Circle: The area of a circle is calculated using the formula: Area = π x radius^2, where π is a constant approximately equal to 3.14159. - Parallelogram: The area of a parallelogram is calculated by multiplying its base by its height. Applications of Area The concept of area has num...
1.The radius of a circle is 9 centimeters. What is the area of the circle? ANSWER BOX: Area =cm RESULTS BOX: 2.The diameter of a circle is 12 inches. What is the area of the circle? ANSWER BOX: Area =in RESULTS BOX: 3.The radius of a circular rug is 4 feet. What is the ...
Area of a Circle Using Diameter | Formula & Examples from Chapter 1 / Lesson 8 147K Learn the formula for finding the area of a circle using the diameter with an applied example. Also, learn how to find the diameter and radius from the area. Related...
Area of a Circle in a 3D Plane If we look at a circle in a 3D plane, it will take the shape of a sphere. The sphere can thus be defined as –“A sphere is a solid formed by all those points in space that are at the same distance from a fixed point called the centre”. Ther...
Let P and Q be points which are two inches apart, and let A be the area, in square inches, of a circle which passes through P and Q. Which of the following is the set of all possible values for A? A. 0<A B. 0<A ≤π C. A=π D. A>π E. A ≥π正确答案:E 相关知识...
Task 1: Given the radius of a circle, find its area. For example, if the radius is 5 inches, then using the first area formula calculate π x 52= 3.14159 x 25 = 78.54 sq in. Task 2: Find the area of a circle given its diameter is 12 cm. Apply the second equation to get π...
Circumference of Circle(C)=2πr Answer and Explanation:1 Given that the circumference of a circle is8πinches. C=8πinches Now from the formula for the circumference of... Learn more about this topic: Finding the Area & Circumference of a Circle ...
Area is a measure of the amount of space inside a shape. It is measured in squares, so it can be square inches (in2), square cm (cm2), square feet(ft2), etc. How to find the Area of a Circle The formula for the area of a circle is:A = πr2, where r is the radius of...