Describe the effect on the area of a circle when the radius is doubled. a. the area is reduced by 1/2 b. the area is doubled. c. the area is increased by four times. d. the area remains constant

If the measure of xyz is 81 what is the measure of yz

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?