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VARVARA [1.3K]
2 years ago
6

What is x and how do I do this help-

Mathematics
1 answer:
GaryK [48]2 years ago
8 0

Answer:

x=18

Step-by-step explanation:

all the interior angles in a pentagon = 540. use to interior angle theorem. then just add all the angles up and make them = to 540 like this: 540=95+90+(7x-4)+(3x+23)+(9x-6). then solve using algebra

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