Arectangular piece of land whose length is twice its width has a diagonal distance of 80 yards. how many yards, to the nearest tenth of a yard, does a person save by walking diagonally across the land instead of walking its length and its width?

they encountered severe weather for which they were poorly prepared.

1. artillery

2. jose san martin

3.their economies remained dependent on outside powers.

4. drafted new economies

5. democracies have replaced dictatorships

it should be d or b but i'm sure it's d

answer; control group;