4. Use the calculator to calculate the value of each expression: (-8)•2^3 Round to the
nearest tenth place (one decimal place) or write your answer as a fraction.
co (2)

The equation of line wx is y=2x-5. write an equation of a line perpendicular to line wx in slopeintercept form the contains points (-1,-2)

Two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: what is the approximate distance, in feet, between the two poles? 6.93 feet 8.66 feet 12.32 feet 15.59 feet

What is the surface area of the sphere?