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Lostsunrise [7]
3 years ago
6

Numbers 8 & 9 please will give 15 points and need help ASAP! Please give explanation

Mathematics
1 answer:
DIA [1.3K]3 years ago
6 0

9514 1404 393

Answer:

  8. 118°

  9. 89°

Step-by-step explanation:

The exterior angle is equal to the sum of the remote interior angles.

8. x = 48° +70° = 118°

__

9. ∠BCD = 38° +51° = 89°

_____

<em>Additional comment</em>

Both the sum of the remote interior angles and the exterior angle are supplementary to the interior angle adjacent to the exterior angle. Two angles supplementary to the same angle have the same measure.

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brainly.com/question/14180317

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