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REY [17]
3 years ago
6

Can someone pls help me I’m so confused!!! :(

Mathematics
1 answer:
Naddika [18.5K]3 years ago
4 0

Answer:

u = 150

Step-by-step explanation:

Number of vertices:

10

Find the sum of the interior angles:

180(n - 2)

180(10 - 2)

180(8)

1440

To find u:

u = 1440 - (130 + 145 + 160 + 150 + 130 + 150 + 125 + 155 + 145)

u = 1440 - (1290)

u = 150

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