Question

Which of the following could NOT be the lengths of the sides of a right triangle?

9 ft, 12 ft, 15 ft
5 in., 10 in., 15 in.
4 cm, 7.5 cm, 8.5 cm
1.5 m, 2 m, 2.5 m

Answer 1

http://www.csgnetwork.com/righttricalc.html

Answer 2

that doesn't help...

Answer 3

ok i try

Answer 4

5 in., 10 in., 15 in.

Answer 5

i think so

Answer 6

Its the (5in, 10 in, 15 in) one, because using the Pythagorean thereon a^ + b^2 = c^2 you'll see only that one doesn't work.

Answer 7

ok thanks jennyfer and ali110