Answer:I think it’s 61 minutes
Step-by-step explanation:
Answer:
∠ADB≅∠ABC by the Alternate Interior Angles Theorem
∠CAD≅∠ACB by the Alternate Interior Angles Theorem
∠BAD and ∠ADV are supplementary by the Consecutive Interior Angle Theorem
∠ABC and ∠BCD are supplementary by the Consecutive Interior Angle Theorem
The answer to your problem is 6
For

, we have

and so

which is, again, only valid for

.