Trigonometry
Reference Angles and Triangles
The value of Sin 370* is equal to?

What is the product? (x2+3y+7) [yy+1)

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?

What is the length of ac in the given triangle?