If for an isosceles triangle, the length of each equal side is 'a' unit and third side is 'b' unit; then its area is:
Answer & explanation
Correct answer: option 1
Direct formula = \(\frac{b}{4}\) \(\sqrt {4a^2 - b^2}\)
If for an isosceles triangle, the length of each equal side is 'a' unit and third side is 'b' unit; then its area is:
Correct answer: option 1
Direct formula = \(\frac{b}{4}\) \(\sqrt {4a^2 - b^2}\)