Points A and B lie on a circle centered at point O. If length of AB/radius = 3.14/10 what is the ratio of the area of sector AOB to the area of the circle?

The perimeter of a rhombus with a side of 6 is 24

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?