ALG2 Review Circles and Lines

What is the equation of the circle?

• (x+1)² + (y +1)² = 3

• (x+1)² + (y -1)² = 3

• (x+1)² + (y +1)² = 9

• (x-1)² + (y -1)² = 9

Tags

CCSS.HSG.GPE.A.1

What is the standard equation of a circle?

• (x-k)² + (y-h)² = r²

• (x+h)² + (y+k)² = r²

• (x-h)² + (y-k)² = r²

• (k-x)² + (h-y)² = r²

Tags

CCSS.HSG.GPE.A.1

If the grid goes by ones, what is the equation of the circle?

Tags

CCSS.HSG.GPE.A.1

If the grid goes by ones, select the statements that are true about the graph.

• The center is (0, 0).

• The radius is 6 units.

• The h-value is 0.

• The k-value is 0.

Tags

CCSS.HSG.GPE.A.1

Tags

CCSS.HSG.GPE.A.1

• Center: (1, -2), Radius: 5

• Center: (1, -2), Radius: 25

• Center: (-1, 2), Radius: 5

• Center: (-1, 2), Radius: 25

Tags

CCSS.HSG.GPE.A.1

• Center: (3, 0), Radius: 4

• Center: (0, 3), Radius: 2

• Center: (3, 0), Radius: 2

• Center: (-3, 0), Radius: 4

Tags

CCSS.HSG.GPE.A.1

• The radius is 32 units.

• The radius is 16 units.

• The radius is 8 units.

• The radius is 4 units.

Tags

CCSS.HSG.GPE.A.1

Tags

CCSS.HSG.GPE.A.1

Tags

CCSS.HSG.GPE.A.1