SOLUTION: Each of the following triples represents the side lengths of a triangle. Determine whether the triangle is right, acute, or obtuse. 1) 5,9,12 2) 7,24,25 3) 3,4,5 Find t

Algebra ->  Pythagorean-theorem -> SOLUTION: Each of the following triples represents the side lengths of a triangle. Determine whether the triangle is right, acute, or obtuse. 1) 5,9,12 2) 7,24,25 3) 3,4,5 Find t      Log On


   

Question 176568: Each of the following triples represents the side lengths of a triangle. Determine whether the triangle is right, acute, or obtuse.
1) 5,9,12
2) 7,24,25
3) 3,4,5
Find the area of each figure. Please leave your answer in radical form.
4) What is the length of a diagonal of a square with a side length of 5?

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
a^2+b^2=c^2
.
1) 5,9,12
25+81<>144 no
.
2) 7,24,25
49+576=625 yes
.
3) You do this one.
.
4) 5^2+5^2=2*5^2=1250
d=sqrt(1250)
.
Ed