Divide each polygon into triangles to find the sum of its angle measures

1 answer:

7 0

Is it not [n-2]180 this is the normal formula for finding the sum of angles

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timurjin [86]

11c-4c = 7c
5c+2c= 7c
3c+7c= 10c

11c-4c= 5c+2c =A

4 0

3 years ago

Orlov [11]

This will leave you with

140 = 2(40) + 2x

60 = 2x

30= x

So the length is 30.

3 0

3 years ago

fiasKO [112]

Answer:

X= Negative 2/3 or -0.6

Step-by-step explanation:

here you go

3 0

3 years ago

NeTakaya

Four times fifteen plus twenty in parentheses
idk if its correct though <span />

3 0

3 years ago

zheka24 [161]

Answer:

BRAINLIEST??!!!!

Step-by-step explanation:

3 0

3 years ago