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Equations of a Circle
Complete the Square
Circum. and Area
Arc Length
Area of a Sector
100
What is the center and radius of the circle with the equation: (x-2)^2 + (y-5)^2 = 81
What is C=(2, 5) and R=9
100
Complete the square: X2 +8X +____
What is (X+4)^2
100
Find the Circumference of a circle whose radius is 6 inches.
What is 12pi or 37.7
100
Correctly identify the equation for finding the length of an Arc.
What is the (mArc/360)(2 pi r)
100
Correctly identify the equation used to find the area of a Sector of a circle.
What is (mArc/360)(pi r2)
200
Write the equation of a circle with the center at (-3, 4) and a radius of 5.
What is (X+3)^2 + (Y-4)^2 = 25
200
Complete the Square: X2 - 12x +____
What is (X-6)^2
200
Find the Area of a circle whose radius is 10 cm.
What is 314.2
200
Find the arc length of an Arc with the measure of 80 degrees and a radius of 12cm.
What is 5.3pi or 16.65
200
What is the area of a sector whose arc measure 45 degrees and has a radius of 11.
What is 15.125pi
300
What is the center and radius of the circle with the equation: (X-5)^2 + (Y+2) = 64
What is C=(5,-2) and R=8
300
Complete the Square: X2 + Y2 +14X -12Y +4=0
What is (X+7)^2 + (Y-6)^2 = 81
300
Find the Area and Circumference of a Circle with a radius of 7 cm.
What is 49pi and 14pi
300
Find the length of an Arc with the measure of 210 and a radius of 60mm.
What is 105pi
300
Find the area of a sector whose arc measure is 110 degree and a radius of 32.
What is 312.9pi and 983
400
Find the equation of the circle whose center is at (-1, 3) and a radius of 6.
What is (X+1)^2 + (Y-3)^2 = 36
400
137 +6Y = -Y2 -X2 -24X
What is (X+12)^2 + (Y+3)^2 = 16
400
Find the Radius if the circumference of a circle is 26 inches.
What is r=4.1
400
Calculate the Arc length when the radius is 7.3cm and the Arc measure of 60 degrees.
What is 2.4pi
400
Find the area of the Sector whose arc measure is 150 degrees and the radius is 55.
What is 1260.4pi or 3960
500
Find the equation of the circle whose center is at (-2, 2) and goes through the point (3, 2).
What is (X+2)^2 + (Y-2)^2 = 25
500
Y2 + 2X+X2= 24Y-120
What is (X+1)^2 + (Y-12)^2=25
500
If the area of a circle is 201.1, what is the Diameter?
What is d=16
500
What is the Arc Length of an arc with the radius of 80mm and a measure of 270degrees
What is 120pi
500
Find the area of a Sector whose arc measure is 200 degrees with a radius of 4.6cm
What is 11.75pi or 37