the two equal sides of an isosceles triangle are taken as y cm and unequal side is taken as x cm.find it perimeter in terms of x and y ​.  

Let ABC be the isosceles .Let AB = AC = y cm  and BC  = x cmPerimeter of ABC = AB + BC + AC = y+x+y = 2y+x cm

  • 1
As one of the two equal sides is taken as y cm, we double it to 2y cm. Now, to find the perimeter we need to measure all the sides so, 2y + x = 2yx
  • -2
zdczs
  • -2
2yx
  • 1
What are you looking for?