Question

What is the surface area of the triangular prisms

Answer 1

Answer:

240

Step-by-step explanation:

$L=\sqrt{{12}^2+5^2}=\sqrt{144+25}=\sqrt{169}=13$

$SA=2x(5\times12\div2)+5\times6+12\times6+6\times13$

$=60+30+72+78$

$=240$

I hope this helps you

:)