Respuesta :

Answer:

121°

Step-by-step explanation:

These are supplemental angles.  a straight angle is 180 degrees.

180 - 59 = 121

Answer: m2=121 degrees

Step-by-step explanation:

m1+m2=180 ==> m1 and m2 are on a straight line. Straight lines measure 180 degrees and are called straight angles. m1 and m2 are supplementary angles, so they add up to 180 degrees.

59+m2=180

59-59+m2=180-59

m2=180-59

m2=121 degrees