Froma boat the angle of elevation is 3 degrees. the tower is 63ft high. find the distance from the boat to the lighthout

Can someone me with this problem . show your work .

Fill in the table with whole numbers to make 430 in five different ways

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?