What is the error (in seconds of arc) in a 50° angle due to instrument mis-centering assuming the setup is within +0.01 ft and the target sight distances are 120 and 250 ft respectively?

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Acircle has a circumference of 28.36 units what is the diameter of the circle

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.