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2 answers:
Answer:
<h2>1, 3 and 4 are true statements.</h2>Step-by-step explanation:
Notice that the given triangle has all three side different, that means it's an scalene triangle.
Additionally, the triangular inequality states that the sum of two sides of a triangle must be greater than the third side, that is
So, the first choice is also correct.
Then, we use thes triangular inequalities to find the third true statement.
We know that and
Also,
Therefore, , which means side DF must be between 5 and 13.
The third true statement is the third option.
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Answer:
The concession stands needs to sell 14 or more bags.
Step-by-step explanation:
Given that:
Cost per bag of popcorn = $2.50
Number of bags already sold = 30
Cost of 30 bags = 30*2.50 = $75
Bags needs to be sold to make $110 = x
2.50x + 75 ≥ 110
2.50x ≥ 110-75
2.50x ≥ 35
Dividing both sides by 2.50
Hence,
The concession stands needs to sell 14 or more bags.