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which of the following inequalities indicates the set of all
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31 May 2020, 09:55
31 May 2020, 09:55
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which of the following inequalities indicates the set of all values of d for which the lengths of the three sides of a triangle can be 3,4, and d?
A) 0<d<1
B) 0<d<5
C) 0<d<7
D) 1<d<5
E) 1<d<7
A) 0<d<1
B) 0<d<5
C) 0<d<7
D) 1<d<5
E) 1<d<7
Re: which of the following inequalities indicates the set of all
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31 May 2020, 09:55
31 May 2020, 09:55
Expert Reply
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which of the following inequalities indicates the set of all
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31 May 2020, 15:26
31 May 2020, 15:26
1
Carcass wrote:
which of the following inequalities indicates the set of all values of d for which the lengths of the three sides of a triangle can be 3,4, and d?
A) 0<d<1
B) 0<d<5
C) 0<d<7
D) 1<d<5
E) 1<d<7
A) 0<d<1
B) 0<d<5
C) 0<d<7
D) 1<d<5
E) 1<d<7
IMPORTANT RULE: If two sides of a triangle have lengths A and B, then . . .
difference between sides A and B < third side < sum of sides A and B
So, 4 - 3 < d < 4 + 3
Simplify: 1 < d < 7
Answer: E
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