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Circle Geometric Review Flashcards | StudBud
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Circle Geometric Review
Circle Geometric Review
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#circle formulas #Geometry
Flashcards
21 cards
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Questions
21
Answers
1
Convert the equation to standard form: x
2
+ y
2
-4x +2y = 4
(x - 2)2 + (y + 1)2= 3
(x + 2)2 + (y + 1)2 = 9
(x -4)2 + (y + 2)2 = 4
(x - 2)2+ (y + 1)2 = 9
2
What is the area of the shaded region?
8π
40π
16π
64π
3
Given the diagram, what's the angle measure ACB?
64o
85o
42.5o
32o
4
Consider the equation, x
2
+ (y + 5)
2
= 16. Find the center and the radius.
center (0, 5), radius 4
center (0, 5), radius 16
center (0, -5), radius 4
center (0, 5), radius 16
5
Write the equation of the circle graphed.
(x - 2)2 + (y + 1)2= 16
(x - 2)2 + (y + 1)2= 4
(x + 2)2 + (y - 1)2= 16
(x + 2)2 + (y - 1)2= 4
6
Given the diagram, find the arc length in exact answer.
25π∕3
25π
25π∕4
25π∕2
7
Find the value of x.
21.9
24.3
20
25
8
Find the measure of arc AB, given circle O.
180°
126°
54°
27°
9
Given the diagram, what's the arc measure AB?
85o
42.5o
32o
64o
10
Given the diagram. what's the arc measure PQ?
124o
31o
126o
62o
11
Find the value of x.
9
3
6
√27
12
Given the diagram, find the sector area in exact answer.
125π∕2
125π∕4
125π∕3
125π
13
Write the equation of the circle graphed.
(x + 2)2 + (y + 2)2 = 9
(x + 2)2+ (y + 2)2 = 3
(x - 2)2+ (y - 2)2= 9
(x - 2)2+ (y - 2)2 = 3
14
Given the diagram, what's the angle measure of X?
114o
68o
112o
66o
15
Given the diagram. what's the measure of central angle POQ?
31o
62o
126o
124o
16
Given the diagram and arc measure of PR is 100
o
, what's the arc measure of QR
136o
100o
146o
126o
17
If a line segment was drawn between the two points, the midpoint would be ___.
(-4, 2)
(0, 4)
(-2, 4)
(-1, 4)
18
Consider the equation, (x - 2)
2
+ (y + 5)
2
= 21. Find the center and the radius.
center (2, 5) radius √21
center (2, -5) radius √21
center (-2, 5) radius 21
center (2, -5) radius 21
19
Find the measure of arc BC.
62.5°
110°
55°
250°
20
Consider the equation (x - 3)
2
+ (y - 2)
2
= 25. Find the center and the radius.
center (3, 2), radius 25
center (3, 2), radius 5
center (-3, -2), radius 25
center(-3, -2), radius 5
21
Given the diagram, find the segment length BE.
6
8
10
9
