123k views
17 votes
The lenghts of two in an isosceles triangle are 8 cm and 4 cm then the perimeter of the triangle is ............cm

1. 16
2. 8
3. 20
4. 12

User Engelbert
by
5.2k points

1 Answer

13 votes

20cm

-------------------------------

Explanation:

sides are 4cm, 8cm, 8cm ----( because isosceles triangle have 2 sides equal )

so, perimeter = sum of all sides

= 4 + 8 + 8

= 20cm

-------------------------------------

FOLLOW ME

User Afarazit
by
5.8k points