Circles Review Regular

What is the equation of a circle whose diameter is 24 and whose center is at the origin? 

• x²+y²=125
• x²+y²=64
• x²+y²=144
• x²+y²=576

Tags

CCSS.HSG.GPE.A.1

What is the circle equation?

• (x+8)²+(y+11)²=16

• (x-8)²+(y-11)²=4

• (x+11)²+(y+8)²=16π

• (x-11)²+(y-8)²=4

Tags

CCSS.HSG.GPE.A.1

What is the circle equation?

• (x+12)²+(y+9)²=17π

• (x-9)²+(y-12)²=72.25

• (x+9)²+(y+12)²=72.25

• (x-12)²+(y-9)²=17π

Tags

CCSS.HSG.GPE.A.1

What is the center and radius in this image?

• C(-7,3) ; r=3

• C(7,-3) ; r=3

• C(7,-3) ; r=9

• C(-7,3) ; r=9

Tags

CCSS.HSG.GPE.A.1

• Center: (0, -3), Area: 254.47

• Center: (0, 3), Area: 81

• Center: (3, 0), Area: 254.47

• Center: (-3, 0), Area: 81

Tags

CCSS.HSG.GPE.A.1

Which graph corresponds to

x² + (y - 6)² = 9

• A

• B

• C

• D

Tags

CCSS.HSG.GPE.A.1

What is the equation for the circle graphed?

• $\left(x+5\right)^2+\left(y+6\right)^2=2$

• $\left(x-5\right)^2+\left(y+6\right)^2=4$

• $\left(x+5\right)^2+\left(y-6\right)^2=2$

• $\left(x-5\right)^2+\left(y-6\right)^2=4$

Tags

CCSS.HSG.GPE.A.1

What is the equation for the circle graphed?

• $x^2+y^2=4$

• $x^2+\left(y-2\right)^2=2$

• $x^2+\left(y-2\right)^2=4$

• $\left(x-2\right)^2+y^2=4$

Tags

CCSS.HSG.GPE.A.1

Find the value of "x".

• 23

• 15

• 8

• 38

Tags

CCSS.HSG.C.A.2

Find the value of "x"

• 8

• 12

• 4

• 2

Tags

CCSS.HSG.C.A.2