Google ClassroomGoogle Classroom
GeoGebraGeoGebra Lesson

Copy of Determining the Complement of a Spinner Event

Discover the complement of an event. Change the probability of an event on a spinner and observe the effect.

Probability -Spinner

Putting It All Together

Answer these open ended questions on your own or with others to form deeper math connections.

What does the numerator of the complement represent?

Carey says that if the probability of not landing on a flower is , then the probability of landing on a flower is . Do you agree? Explain why or why not.