Two roads r1 and r2 and the streets between them s1 s2 s3 and s4 are shown. The intersections, represented by the points, lie on a circle, with the intersection of the four streets at the center of the circle shown. What is the measure of angle a between the two roads A 15
B 30
C 38
D 54
E 68

Which of the following is the formula for the sequence graphed below

Ablock of wood is a cube whose side is x in. long. you cut off a 1-inch thick piece from the entire right side. then you cut off a 3-inch thick piece from the entire top of the remaining shape. the volume of the remaining block is 2,002 in3. what are the dimensions of the original block of wood?

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?