Question

Determine whether the triangle having sides $(2a-1)cm,2\sqrt{2a}and(2a+1)cm$ is a right angled triangle.

Answer 1

$(2a-1)2\sqrt{2}a(2a+1)$

$=\sqrt{4a^2+1-4a+4a^2+1-4a}$

$=\sqrt{8a^2+1}$

No its Not right $\angle △$