Circles   

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Students will know and use the formulas for area and circumference of a circle. Students will derive the relationship between the circumference and diameter of a circle in terms of pi.

Lessons

Lesson Author Lesson Type Likes Views
Circles  Piqosity Official Completely text, Completely images, Completely video 0 1
Questions

Question Author Difficulty Views
What is the area of the shaded region in the... Matthew Burns 5 23
What is the radius of a circle that has an a... Matthew Burns 8 25
What is the area of the unshaded region in t... Matthew Burns 8 28
If the circumference of a circle is 41π i... Matthew Burns 8 26
Given that the radius of the larger circle i... Matthew Burns 8 24
True or False: A circle's circumference ... Matthew Burns 8 23
If the circumference of a circle is 36π i... Matthew Burns 8 28
If the radius of a circle is doubled, then w... Matthew Burns 5 28
If the radius of a circle is doubled, then w... Matthew Burns 5 28
What is the area of the circle below? Note: ... Matthew Burns 5 26
What is the area of the circle below? Round ... Matthew Burns 5 24
If one quarter of a circle's diameter is... Matthew Burns 5 25
What is the area of a circle with r... Matthew Burns 5 24
If the diameter of a circle is doubled, then... Matthew Burns 5 26
What is the area of the circle below? ... Matthew Burns 5 29
What is the circumference of a circle with a... Matthew Burns 5 25
What is the circumference of a circle with a... Matthew Burns 5 24
What is the area of the circle below? Note: ... Matthew Burns 5 23
The area of a circle is determined to be 18&... Matthew Burns 2 25
Approximately how many lengths of a circle... Matthew Burns 2 25
Which of the following statements correctly ... Matthew Burns 2 23
The circle below has an area of  Mohamed Elnoamany 5 25
The sector below has an arc length of Mohamed Elnoamany 8 24
Find the area of the sector of the circle sh... Mohamed Elnoamany 8 28
Find the area of the sector shown on the cir... Mohamed Elnoamany 8 28
Given that the circle below has an area of&n... Mohamed Elnoamany 5 24
Given that the circle below has a circumfere... Mohamed Elnoamany 5 25
Find the circumference of the circle shown b... Mohamed Elnoamany 2 30
Find the area of the shape shown below. ... Mohamed Elnoamany 2 28
What is the area of the circle below? Round ... Matthew Burns 5 25
If one circle has a radius of 3 cm and anoth... Matthew Burns 5 22
If one circle has a radius of 2 cm, and anot... Matthew Burns 5 24
What is the circumference of the circle belo... Matthew Burns 5 25
What is the area of the circle below? ... Matthew Burns 5 23
Which of the following answer choices is equ... Matthew Burns 2 24
Which of the following is an accurate descri... Matthew Burns 2 25
Based on the definition of a circle, all poi... Matthew Burns 2 26
Which of the following most accurately descr... Matthew Burns 2 24