Answer:
1. 1080°
2. 36°
3. 27 diagonals
4. 140°
5. If referring to the sum of interior angles, it is a 52-sided polygon.
Step-by-step explanation:
1. (n-2) 180°
(8-2) 180°
(6) 180°
=1080°
2. 360°/10sides = 36°
3. 9(9-3)/2
9(6)/2
54/2
= 27
4. (n-2) 180°
(9-2) 180°
1260°
1260°/9sides = 140°
5. (n-2) 180° = 9000°
(divide both sides by 180)
n-2 = 50
n = 50 + 2
n = 52
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Answers & Comments
Answer:
1. 1080°
2. 36°
3. 27 diagonals
4. 140°
5. If referring to the sum of interior angles, it is a 52-sided polygon.
Step-by-step explanation:
1. (n-2) 180°
(8-2) 180°
(6) 180°
=1080°
2. 360°/10sides = 36°
3. 9(9-3)/2
9(6)/2
54/2
= 27
4. (n-2) 180°
(9-2) 180°
1260°
1260°/9sides = 140°
5. (n-2) 180° = 9000°
(divide both sides by 180)
n-2 = 50
n = 50 + 2
n = 52