Angles j and k are supplementary angles. What is m∠j if m∠k=117° ?

Answer 1

Since angles j and k are supplementary angles, this means that the sum of their measures is 180 degrees.

If m∠k = 117°, then m∠j = 180° - m∠k = 180° - 117° = <<180-117=63>>63°.

Therefore, m∠j is equal to 63°.