Use the relationship between supplementary angles ∠a
and ∠b
. What is m∠a if m∠b=121° ?
1 answer
Supplementary angles are two angles that add up to 180 degrees. Therefore, if m∠b=121°, then m∠a=180° - 121°.
and ∠b
. What is m∠a if m∠b=121° ?
1 answer