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09-09-2020
Mathematics

contestada

A regular polygon of n sides has its sum of interior
angles as 900° What is n?
A. 5
B.6
C.7
D. 8

Respuesta :

ZJSG09112007 ZJSG09112007

09-09-2020

Answer:

C. 7

Step-by-step explanation:

n is the number of sides of the polygon

[tex](n - 2) \times 180 = 900[/tex]

Divide both sides of the equation by 180

[tex] \frac{(n - 2) \times 180}{180} = \frac{900}{180} \\ n - 2 = 5 \\ n = 5 + 2 \\ n = 7[/tex]

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