Triangle DEF is a right triangle. if FE = 8 and DE = 6, find DF. right triangle is at E

Use the Pythagorean theorem

a^2 + b^2 = c^2.

In this case, 'a' would be FE and 'b' would be 6

. Therefore,

8^2 + 6^2 = c^264 + 36 = c^2 100 = c^2 10 = c (which would correspond to DF)