Circles and Geometry

What are the coordinates of the center and the radius of the circle with equation:(x - 4)² + (y - 3)² = 25 ?

• Center (4,3)

  Radius = 5 units

• Center (4,3)

  Radius = 25 units

• Center (-4,-3)

  Radius = 25 units

• Center (-4,-3)

  Radius = 5 units

Tags

CCSS.HSG.GPE.A.1

Write the equation of a circle with center (7, 0) with radius 3.

• (x - 7)² + y² = 9

• x² + (y -7)² = 9

• (x - 7)² + y² = 3

• x² + (y -7)² = 3

Tags

CCSS.HSG.GPE.A.1

In the circle represented by the equation (x-4)²+(y-3)²=25, the diameter is

• 10

• 3

• 5

• 25

Tags

CCSS.HSG.GPE.A.1

What is the length of the blue arc?

• 42.4 in

• 1.2 in

• 95.4 in

• 21.2 in

Tags

CCSS.HSG.C.B.5

What is the equation of the circle shown in the graph?

Mathematical Equivalence

ON

Tags

CCSS.HSG.GPE.A.1

What is the area of the yellow shaded sector?

• 23.6 m²

• 11.8 m²

• 62.8 m²

• 117.8 m²

Tags

CCSS.HSG.C.B.5

What is the measure of the indicated arc?

• 70

• 140

• 35

• 90

Which graph corresponds to 
(x)²+ (y-6)²=9

• A

• B

• C

• D

Tags

CCSS.HSG.GPE.A.1

Find the measure of arc AB.

• 17

• 34

• 68

• 146

Tags

CCSS.HSG.C.A.2

In  a circle, if a radius or diameter is perpendicular to a chord, then it____ the chord and its arc.

• equals

• bisects

• arcs

• circles