Which of the following properties is always true for a parallelogram? Diagonals are perpendicular.
Diagonals are perpendicular.

Diagonals bisect each other.
Diagonals bisect each other.

Diagonals Bisect opposite angles.
Diagonals Bisect opposite angles.

Diagonals are congreuent.
Diagonals are congreuent.

(50 ) mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.

Maria solved an equation as shown below. what is the solution to maria’s equation?

Joyce deposited $5000 in an account with an annual interest rate of 6%, compounded annually. how much money will be in the account 10 years later