If angles j and k are supplementary, their measures add up to 180°. Therefore, if m∠k = 117°, we can find m∠j by subtracting m∠k from 180°:
m∠j = 180° - m∠k
m∠j = 180° - 117°
m∠j = 63°
So, m∠j is 63°.
Angles j and k are supplementary angles. What is m∠j if m∠k=117° ?(1 point)
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