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atroni [7]
3 years ago
8

HELPPPPPPPPPPPPPPPPPPPP PLEASEEEEEEEEEEEEEEEEEE (on both of them please))))

Mathematics
2 answers:
Troyanec [42]3 years ago
6 0

Answer:

14.4 inches

Step-by-step explanation:

Using the Pythagorean Theorem (a^2+b^2=c^2\\)

12^2+8^2=c^2\\144+64=c^2\\208=c^2\\c=\sqrt{208} = 14.4

Hope this helps you out!

Flauer [41]3 years ago
4 0
The first one is a triangle because: The two smaller sides of a triangle must add up to be larger than the longest side.
14 + 12 = 26 > 19
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2 years ago
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