Question

area of an isosceles triangle is 120 cm^2. If its equal side is 13 cm, find the base side.

Answer 1

Answer:

Base = 240/13 cm

Step-by-step explanation:

Area of isosceles triangle = 120 cm²

= 1/2 × b × h = 120

= 1/2 × 13 × b = 120

= 13b/2 = 120

= 13b = 240

= b = 240/13 cm