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Dmitry [639]
3 years ago
8

Can someone please help me?

Mathematics
1 answer:
Crazy boy [7]3 years ago
3 0

Answer:

70°

Step-by-step explanation:

since two lengths are equal to 3.5 that’s means there’s are two equal angles (55° and 55°)

a triangle adds up to 180°

so to find x we set this up:

x +55 +55 = 180

x + 110 = 180

x = 70°

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