Question

Which conditional has the same truth value as its converse?
O If x = 7, then |x| = 7 .
O If a figure is a square, then it has four sides.
O If x – 17 = 4, then x = 21.
O If an angle has a measure of 80°, then it is acute.

Answer 1

the third one

Answer 2

if x-17=4 then x=21, if x=21 then x-17=4