ameerbakr27p0ey5r ameerbakr27p0ey5r

04-01-2021
Mathematics

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Can someone help me PLZ WITH THES TWO ABOVE.

Can someone help me PLZ WITH THES TWO ABOVE class=

Respuesta :

mathstudent55 mathstudent55

04-01-2021

Answer:

a. 100

b. 156

Step-by-step explanation:

a.

(n - 2)180 = (6 - 2)180 = 4(180) = 720

? + 166 + 108 + 121 + 135 + 90 = 720

? = 100

b.

(n - 2)180 = (8 - 2)180 = 6(180) = 1080

? + 128 + 99 + 161 + 113 + 142 + 146 + 135 = 1080

? = 156

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