Quiz Review--Circles

Find the measure of angle EFH.

• 61
• 65
• 114
• 130

Tags

CCSS.HSG.C.A.2

Is line AB tangent to the circle?

• YES
• NO
  NO
• Can't Tell
  Can't Tell

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

What is the circle equation, given the center is (4,1) and the radius is 3?

• (x-4)² + (y-1)² = 9

• (x+4)² + (y+1)² = 9

• (x+1)² + (y+4)² = 9

• (x-1)² + (y-4)² = 9

Tags

CCSS.HSG.GPE.A.1

Which equation matches the circle on the graph?

• (x-2)²+(y+3)²=81

• (x+3)²+(y-2)²=9

• (x-2)²+(y+3)²=9

• (x+3)²+(y-2)²=3

Tags

CCSS.HSG.GPE.A.1

The diameter of a circle has length 12. The center is at (-5, 2). Give the equation of the circle.

• (x - 2)² + (y + 5)² = 36
• (x - 5)² + (y + 2)² = 6
• (x + 5)² + (y - 2)² = 36
• (x + 2)² + (y - 5)² = 6

Tags

CCSS.HSG.GPE.A.1

A circle has the equation  x² + y² - 12x + 8y + 3 = 0.  Use completing the square to write the equation in standard form.

• (x - 6)² + (y + 4)² = 49
• (x + 4)² + (y - 6)² = 49
• (x - 6)² + (y + 4)² = 55
• x² + y² = 55

Tags

CCSS.HSG.GPE.A.1

Center: (-4, -3);
point (2, 2)

• (x+4)²+(y+3)²=61
• (x+4)²+(y+3)²=√61
• (x-2)²+(y-2)²=61
• (x-2)²+(y-2)²=√61

Tags

CCSS.HSG.GPE.A.1

Which of the following points is on the circle with an equation:
(x+3)²+(y-3)²=37?

• (3, -3)
• (-3, 3)
• (-4, 9)
• (4, -9)

Tags

CCSS.HSG.GPE.A.1

• 33
• 18
• 46
• 16

Tags

CCSS.HSG.C.A.2

• 8

• 6

• 9

• 10