A satellite sends signals from space to the regions that lie within the shaded portion of the Earth, as shown below. 60 Satellite Earth B If the radius of the Earth is approximately 6000 kilometers, and the central angle the satellite creates measures 600 the part of Earth that receives signals from the satellite has an area of square kilometers. Use 3.14 for it.​

Asays "we are both knaves" and b says nothing. exercises 24–31 relate to inhabitants of an island on which there are three kinds of people: knights who always tell the truth, knaves who always lie, and spies (called normals by smullyan [sm78]) who can either lie or tell the truth. you encounter three people, a, b, and c. you know one of these people is a knight, one is a knave, and one is a spy. each of the three people knows the type of person each of other two is. for each of these situations, if possible, determine whether there is a unique solution and determine who the knave, knight, and spy are. when there is no unique solution, list all possible solutions or state that there are no solutions. 24. a says "c is the knave," b says, "a is the knight," and c says "i am the spy."

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?

What is the surface area of the sphere?