trigonometry

Question: If ${{c}^{2}}={{a}^{2}}+{{b}^{2}}$ , then $4s(s-a)(s-b)(s-c)=$

1) ${{s}^{4}}$

2) ${{b}^{2}}{{c}^{2}}$

3) ${{c}^{2}}{{a}^{2}}$

4) ${{a}^{2}}{{b}^{2}}$

Solution:

Explanation: No Explanation

Relation between sides and angles Solutions of triangles

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