What mathematics function is this hint this of 64 is 8.

The triangles are similar. what is the value of x? show your work.

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?