Please help I really really need help I’ll give brainliest

To find the sum of the interior angles of a triangle subtract 2 from the number of sides then multiply by 180
(N-2)180

11-gon has 11 sides so
(11-2) 180
9*180=1620
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Some continental divides span multiple continents. for example, the continental divide of americas separates the water that run through pacific ocean from the water that runs towards the atlantic and arctic oceans and the gulf of mexico.

Answer(1)=c; expanded food and nutrition education program; answer(2)=a; elderly and those with health issues; answer(3)=nutrition program for the elderly;