The slope of line m is −8. Which of the following lines are perpendicular to line m? Select all that apply.

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

Which ratios are equivalent to 10: 16? check all that apply. 30 to 48 25: 35 8: 32 5 to 15

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie