QUIZ 1: CIRCLES AND SPHERES
Find the length of the diameter of circle 𝘊. https://assets.learnosity.com/organisations/328/47edfbf7-1868-40b7-9aa4-c16b4e5d7f52/groupi17.gif
4"
Refer to the circles to complete the following item. Name two congruent circles. https://assets.learnosity.com/organisations/328/47edfbf7-1868-40b7-9aa4-c16b4e5d7f52/groupi17.gif
A and C
center
S
radius
SM
If two spheres have the same _____ but different _____, they are called concentric spheres.
• center • radii
A circle is named by its ______.
center
Circles in the same plane and having the same center are _____ circles.
concentric
In a pair of concentric circles, the radii are _____.
proportional
𝘍𝘉 + 𝘉𝘔 https://assets.learnosity.com/organisations/328/47edfbf7-1868-40b7-9aa4-c16b4e5d7f52/groupi17.gif
2"
𝘍𝘑 = https://assets.learnosity.com/organisations/328/47edfbf7-1868-40b7-9aa4-c16b4e5d7f52/groupi17.gif
2"
Refer to the circles to complete the following item. Does 𝘈𝘐 = 𝘓𝘋? https://assets.learnosity.com/organisations/328/47edfbf7-1868-40b7-9aa4-c16b4e5d7f52/groupi17.gif
no
The center of a great circle is also the center of a _____.
sphere
Using the given graphic, identify the following. Is Point F interior to both circles? https://assets.learnosity.com/organisations/328/47edfbf7-1868-40b7-9aa4-c16b4e5d7f52/tar.gif
yes
Using the given graphic, identify the following. Is point 𝘋 in the exterior of the smaller circle, but in the interior of the larger circle? https://assets.learnosity.com/organisations/328/47edfbf7-1868-40b7-9aa4-c16b4e5d7f52/tar.gif
yes
Select the points on circle B. https://assets.learnosity.com/organisations/328/47edfbf7-1868-40b7-9aa4-c16b4e5d7f52/groupi17.gif
• J • F • M
𝘓𝘏 = https://assets.learnosity.com/organisations/328/47edfbf7-1868-40b7-9aa4-c16b4e5d7f52/groupi17.gif
6"
exterior point
B
Refer to the circles to complete the following item. Name the interior points of circle D. https://assets.learnosity.com/organisations/328/47edfbf7-1868-40b7-9aa4-c16b4e5d7f52/groupi17.gif
D and X
Which of the following segments is 𝘯𝘰𝘵 congruent to the others? https://assets.learnosity.com/organisations/328/47edfbf7-1868-40b7-9aa4-c16b4e5d7f52/groupi17.gif
FJ
diameter
MN
All points of a sphere are _____ equal distances to its center.
always
The center of a circle is _____ in the interior of a circle.
always
The diameter of a circle is a chord that _____ passes through the center of the circle.
always
Two circles are _____ congruent if their radii are the equal.
always
