Think of this cement traffic barrier as a rectangular prism with a trapezoidal prism on top. A solid is a triangular solid on a rectangular solid. The rectangular solid has a length of 380.0 centimetres, width 66.0 centimetres and height 25.5 centimetres. The triangular solid has the upper part removed at a height of 50 centimetres from the rectangular solid to form an upper face with a width 23.0 centimetre. What is the area of the base of each prism? What is the volume of each prism? What is the total volume of the cement needed to make the traffic barrier?

What is the length of bc ? enter your answer in the box.bc =

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."

Asporting good store is offering 30 percent off of the original price(x) of football cleats. the discount will be reduced by an another $7 before sales tax.