The perimeter of an isosceles triangle is 50 cm. If the base is 18 cm, then find the length of the equal sides.

18 cm 25 cm 16 cm 32 cm

16 cm

Let two equal sides of a triangle = a Third side = 18 Perimeter of the triangle = 50 a + a + 18 = 50 = 2a = 50 - 18 = 2a = 32 = a = 16