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sergiy2304 [10]
3 years ago
5

PLZZZZZZ NEED HELP!!!!!!!

Mathematics
1 answer:
fredd [130]3 years ago
7 0

Answer:

angle B=120º

Step-by-step explanation:

15+45=60

We know that all triangles have angle measures that equal 180

So 180-60=120

angle B=120º

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