Question

Is this statement true? if their sum is 180 degrees then they are supplementary
If so, what is the biconditional statement?

Answer 1

bi-conditional
\[p\leftrightarrow q\]
read "P if and only if Q"

Answer 2

um..

Answer 3

Is it true??

Answer 4

dunno, what is the definition of "supplementary"? if it means the sum of the angles is 180, then yes

Answer 5

So could I put: Two angles are supplementary if and only if their sum is 180 degrees.