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TiliK225 [7]
2 years ago
14

If mZDCB = 140°, then mZACD = [?]° !!!PLS HELP I WILL MARK BRAINLIEST !!!

Mathematics
1 answer:
Readme [11.4K]2 years ago
5 0

Answer:

40°

Step-by-step explanation:

  • m\angle DCB +m\angle ACD = 180\degree (Linear pair angles)

  • \implies 140\degree +m\angle ACD = 180\degree

  • \implies m\angle ACD = 180\degree-140\degree

  • \implies m\angle ACD = 40\degree
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