Writing the Equation of a Circle from Center and Area

What are the values of h and k in the given circle equation?

• h = 4, k = -3

• h = -4, k = -3

• h = -4, k = 3

• h = 4, k = 3

What information is missing to find the value of r squared directly?

• The diameter of the circle

• The circumference of the circle

• The area of the circle

• The radius of the circle

How is the area of a circle mathematically represented?

• Area = πr

• Area = 2πr squared

• Area = 2πr

• Area = πr squared

What is the area of the circle given in the problem?

• 36

• 18π

• 36π

• 72π

What is the correct value of r squared based on the given area?

• 18

• 144

• 72

• 36