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marissa [1.9K]
3 years ago
13

A triangle with side lengths of 5, 12, and

Mathematics
1 answer:
nikklg [1K]3 years ago
8 0

Answer:

51.2

Step-by-step explanation:

\frac{15}{5} = \frac{25}{x}

15x = 120

x = 8

so now we know that 2 sides of the bigger triangle are 24 and 8

now

\frac{8}{x} = \frac{5}{12}

96 = 5x

x = 19.2

19.2 + 24 + 8

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