Sagot :
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
14 + 12 = 26 > 19
Answer:
14.4 inches
Step-by-step explanation:
Using the Pythagorean Theorem ([tex]a^2+b^2=c^2\\[/tex])
[tex]12^2+8^2=c^2\\144+64=c^2\\208=c^2\\c=\sqrt{208} = 14.4[/tex]
Hope this helps you out!