From the top of Blackpool Tower , which is 158 m high , the angle of depression of a ship at sea is 25 ° . Use a scale of 1cm to 50 m to make a scale drawing and find the distance of the house from the base​

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

The equation y=mx+b is the slope-intercept form of the equation of a line. what is the equation solved for b? y-m=b y-mx=b y/mx=b y/m-x=b

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?