The total area of 333 blades of a fan is \dfrac{5}{2}\pi\,\text{m}^2 2 5 πm 2 start fraction, 5, divided by, 2, end fraction, pi, start text, m, end text, squared. Two of the blades form an angle of 30\degree30°30, degree and the third blade forms an angle of 40\degree40°40, degree at the center.

When is g(x) = 0 for the function g(x) = 5.23x + 4?

Ineed the answers for this one as well!

David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work