14. sometimes, you can have a 45-45-90 or 60-30-90 triangle (degrees) sometimes true 15. always 16. never, paralellogram has 2 pairs of paralell sides, trapezoid has 1 17.always 18. sometimes 19. always 20. always
All you have to do in this problem is count 3m for every tree that passes. Since we are starting with the second tree, you can just count 3m for tree 2 to tree 3, then another 3m for tree 3 to 4, and so on until you get to tree 6. In total, your answer should be 12 m
