Several different cheeses are for sale. The cheese comes in wedges shaped like sectors of a circle. All of the wedges are the same height. Mai bought a wedge with a central angle of 60 degrees and radius 8 centimeters. What is the area of the top surface of this wedge? Leave your answer in terms of pi.

Explain or show how you got your answer.

Factor this polynomial completely x^2-64

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

Areflection of shape i across the y-axis, followed by a , and then a translation left 6 units and down 4 units confirms congruence between shape i and shape ii. alternatively, a of shape ii about the origin, followed by a reflection across the y-axis, and then a translation right 4 units and up 6 units confirms congruence between shape ii and shape i.