Podcast
Questions and Answers
What is the geometric term for the point in the middle of a circle?
What is the geometric term for the point in the middle of a circle?
- Center (correct)
- Vertex
- Apex
- Endpoint
Which term refers to the longest possible chord in a circle that passes through the center?
Which term refers to the longest possible chord in a circle that passes through the center?
- Radius
- Diameter (correct)
- Circumference
- Chord
What is the formula to calculate the area of a circle?
What is the formula to calculate the area of a circle?
- $A = \frac{1}{2}\pi r$
- $A = \pi r^2$ (correct)
- $A = \pi(2r)$
- $A = 2\pi r$
Which line segment connects two points on a circle but does not necessarily pass through the center?
Which line segment connects two points on a circle but does not necessarily pass through the center?
What is the distance around a circle called?
What is the distance around a circle called?
What is the term for a line segment that connects two points on a circle and passes through the center?
What is the term for a line segment that connects two points on a circle and passes through the center?
In terms of circles, what does the radius represent?
In terms of circles, what does the radius represent?
What do we call each part into which a circle is divided by its longest chord?
What do we call each part into which a circle is divided by its longest chord?
Which term refers to the distance around a circle?
Which term refers to the distance around a circle?
If a circle has a radius of 5 units, what is its area using the formula A = πr²?
If a circle has a radius of 5 units, what is its area using the formula A = πr²?
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