Answer:
Step-by-step explanation:
The solution is attached
Answer:
d = 48
Step-by-step explanation:
Answer:
180 - 46 - 83 = 51 is the measure of angle C
the exterior angle at angle C, and angle C, are supplementary. since angle C is 51 because of the interior angle triangle sum theorem, then the exterior angle is: 180 -51 = 129 degrees.
Step-by-step explanation:
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Answer:
9
Step-by-step explanation:
because the shape is equal and 106 minus 97 is 9.