Circle Geometry Concepts and Formulas

Circle Geometry Concepts and Formulas

Assessment

Interactive Video

Mathematics

6th - 7th Grade

Hard

Created by

Thomas White

FREE Resource

This video tutorial covers the fundamental concepts of circles, including the definition of a circle, its center, radius, and circumference. It explains the relationship between the diameter and radius, introduces the concept of pi, and provides formulas for calculating the circumference and area of a circle. The video also demonstrates methods to visualize and calculate the area by transforming the circle into other geometric shapes. The tutorial concludes with a brief overview of upcoming topics related to circles.

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the defining characteristic of a circle?

All points are equidistant from a center point.

It has four equal sides.

It has three sides.

It is an open figure.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the term for the distance from the center of a circle to any point on its perimeter?

Diameter

Radius

Chord

Circumference

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is true about the radius of a circle?

It is half the diameter.

It is equal to the circumference.

It is twice the diameter.

It is unrelated to the diameter.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the circumference of a circle?

The area inside the circle.

The distance around the circle.

The distance across the circle through the center.

The line segment from the center to the perimeter.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the term for the distance around the circle?

Circumference

Chord

Diameter

Radius

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a chord in a circle?

A line segment connecting two points on the circle.

The distance around the circle.

The longest line segment in the circle.

A line segment from the center to the perimeter.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the longest chord in a circle called?

Arc

Circumference

Radius

Diameter

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