Prove that pi is irrational

Erin is going to sew a jacket and a skirt. She needs 2 3/4 yards of material for the jacket and 1 1/2 yards of material for the skirt. Altogether, how many yards of material does Erin need?

Carlos solved the system of equations below. What mistake did he make in his work? 2x + y = 5 x - 2y = 10 y = 5 - 2x x - 2 (5 - 2x) = 10 x + 10 + 4x = 10 5x + 10 = 10 5x = 0 x = 0 2 (0) + y = 5 y =

Order these fractions from greatest to least 2/3 7/12 3/4

What is the probability of rolling a 6 on a fair die

Find c to complete the perfect trinomial x2 + 4x + c

What does x bar mean in calculus?

How can you add a figure to a composite figure without increasing its perimeter? Draw a diagram to support your answer

Solve the following: 32 : 4 + 4 * 8 = ? A. 96 B. 40 C. 42 D. 32

What is a commutative property of cd

Visitors at Public Pool Use the drop-down menu to complete the statement. Based on the data in the line graph, you can predict there will likely be y visitors in December compared to October.