Dados los siguientes puntos de los vértices de un triangulo, determinar el tipo de triangulo.1. A(-2,-1), B(2,2), y C(5,-2)2. A(2,-2), B(-8,4) y C(5,3)3. A(3,2), B(-2,-3) y C(0,-5)4. A(22/3, 1/2), B(-3,-2) y C(-3, 3)

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Opposite angles in a parrellelogram are

Three students, javier, sam, and corrine, participated in a fundraiser where people donated a certain amount of money per lap that the student ran. each student also had some initial donations that were collected before the run. the equations that represent each student's total donation, y, based on the number of laps ran, x, is shown below. match each equation with the correct rate of change for that student.