Pictured below is quadrilateral QRST. Which statement is NOT sufficient to prove that QRST is a rectangle?

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?

Use the drop-down menus to complete the statements to match the information shown by the graph.