Answer:
3. 10m
4. 14m
Step-by-step explanation:
Angle inequality rule: A triangle can only form if it's 2 shortest sides add up to have MORE length than it's longer side.
1. 23 m
2. 4m
5. 7m
1 doesn't follow the angle inequality rule.
2 doesn't follow the angle inequality rule.
3 can be the third side.
4 can be the third side
5 doesn't follow the angle inequality rule.
Answer: 40
13.64 litres
Explanation
Since 1 gallon = 4.546 litres
Therefore...3 gal
; 3 × 4.546 = 13.64 litres