Supplementary Angles Quick Check 4 of 54 of 5 Items Question Angles a and b are supplementary angles. What is the value of m∠a if m∠b=43°?(1 point) Responses 43° 43 degrees 223° 223 degrees 137° 137 degrees 47° 47 degrees

1 answer

The value of m∠a if m∠b=43° is 137°.