Question

what is the slant height,s, of the triangular prism ? round your awnser to the nearest tenth

Answer 1

check the picture below.

$\bf c=\sqrt{\left( \cfrac{1}{2} \right)^2+5^2}\implies c=\sqrt{\cfrac{1}{4}+25}\implies c=\sqrt{\cfrac{1+100}{4}} \\\\\\ c=\sqrt{\cfrac{101}{4}}\implies c\approx 5.0249378$