Question

ANYONE WHO KNOWS SURFACE AREA!!!

I need help urgently!

Answer 1

$A_1=\dfrac{1}{2}\cdot6\cdot5.2=15.6\ cm^2\\\\A_2=\dfrac{1}{2}\cdot6\cdot5=15\ cm^2\\\\A=A_1+3A_2\to A=15.6+3\cdot15=15.6+45=\boxed{60.6\ cm^2}$