A square pyramid with a rotated about a line perpendicular to the base and through the vertex. what is the angle of rotation that maps the pyramid onto itself? 30 degrees
45 degrees
60 degrees
90 degrees

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

The probability that you roll a two on a six-sided die is 1 6 16 . if you roll the die 60 times, how many twos can you expect to roll

If there are 3.281 feet in 1 meter, how many inches are in one centimeter