Which equation can be used to solve for m∠1? m∠1 = One-half(a – b) m∠1 = One-half(a b) m∠1 = One-half(c – d) m∠1 = One-half(c d).

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4