Answer: The sum of the measures of the interior angles of a decagon (10 sided polygon) is 1,440. We found this by using the formula (n-2)(180). Thus, to find the measure of each interior angle we simply divide the sum by the number of total sides in the polygon. 1,440/10 = 144.
Step-by-step explanation: Hopefully this helps!
Answer:
A and D B and A C and B D and C
Step-by-step explanation:
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Answer:
B= 55°
Step-by-step explanation:
A+B+C= 180°
90°+B+35°=180°
B= 55°
