Find the missing side of the triangle. Round your answer if necessary, 12 km
5 km
Help me please this is a final i only have a few minutes

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Find the volume of the described solid. the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x. a) 441b) 147c) 864d) 882

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.