asked 168k views
19 votes
Which of the following combinations cannot be the side lengths of a triangle?

A. 4.8 inches, 5 inches, and 1.2 inches
B. 6.7 inches, 1.1 inches, and 7.9 inches
C. 2.5 inches, 2.5 inches, and 2.5 inches
D. 2.3 inches, 3.4 inches, and 3.2 inches

asked
User Mattes
by
8.1k points

2 Answers

5 votes

Answer:

B

Explanation:

Using the triangle side length theorem

The sum of the two smaller sides must be greater than the larger sides.

B is i the only one where the two smallest sides combined is smaller than the greater side


6.7 + 1.1 > 7.9 {?}

Isn't since since 7.8 is less than 7.9 so B is the answer

answered
User Qoomon
by
7.8k points
9 votes

Answer:

B. 6.7 inches, 1.1 inches, and 7.9 inches

Explanation:

answered
User Josh M
by
7.8k points

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