1. A metal bar has a length , a cm when its temperature is raised f 0C its new length , at cm is given by at where c is the coefficient of linear expansion. Find C if a = 87.40
  2. Trees are planted in a rectangular field measures 2 metres by metres. Each tree is allowed to occupy an area of 15m2. If there n trees. Complete the fomulae n= —-

Leave a comment

Your email address will not be published.

Drop files here


Please do not close the window until process is completed