I believe the answer is A! I hope that's correct! :)
Answer:
Step-by-step explanation:
you have a right triangle with the hypotenuse of 41 and another side of 40
a===
a=9
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
54 x 1
2 x 27
3x 18
4 x 14
6 x 9