On a coordinate plane, triangle A B C has points (1, negative 2), (4, negative 2), (3, 1). The image of triangle ABC after a 180° rotation around the origin is:

A′(−1, 2)

B′(−4, 2)

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?