kevingarces kevingarces
  • 18-06-2020
  • Mathematics
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Help idk how to do it

Help idk how to do it class=

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24lejt 24lejt
  • 18-06-2020

Answer:

140

Step-by-step explanation:

Angle 4 is congruent to angle 2 by corresponding angles postulate.  Therefore, angle 2 is also 40.  Angle 2 and angle 3 are supplementary, or add up to 180 because they are on a straight line.  140 and 40 add up to 180 so angle 3=140 degrees

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