The perimeter of an isosceles triangle is 100 cm. If the base is 36 cm, then find its semi perimeter (in centimetres).
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 50.
The semiperimeter of the triangle = Perimeter of the triangle/2
The semiperimeter of the triangle = 100/2 = 50 cm