Question

1upon 2 multiply by 4 root 2 into 6 root 2 briefly

Answer 1

1/2 ×4√2×6√2
=1/2×48
=24

Answer 2

here is your answer..
$\frac{1}{2} \times 4 \sqrt{2} \times 6 \sqrt{2} \\ = 2 \sqrt{2} \times 6 \sqrt{2} \\ = 24$
hope it helps ..