Answer:
A = 18 cm square
Step-by-step explanation:
first find the height
h = 6 sin45
[tex]Base = \sqrt{6^{2} + 6^{2} } = \sqrt{72} = 6\sqrt{2} \\ \\height = 6 * \frac{\sqrt{2} }{2} = 3\sqrt{2} \\\\Area = 0.5 * base * height \\ = 0.5 * 6\sqrt{2} * 3\sqrt{2} = 18 cm square (ANS)[/tex]
