Help me with the perimeter please ill be happy and show me how pls

Atriangle has sides with lengths of 10 yards, 13 yards, and 18 yards. is it a right triangle?

Click the arrows to advance or review slides. mapping carbohydrates to food carbohydrates (grams) 15 food (quantity) bread (1 slice) pasta (1/3 cup) apple (1 medium) mashed potatoes (1/2 cup) broccoli (1/2 cup) carrots (1/2 cup) milk (1 cup) yogurt (6 oz.) 12 12 is jennifer's relation a function? yes no f 1 of 2 → jennifer figure out the difference between a function and a relation by answering the questions about her food choices

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?