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Soloha48 [4]
3 years ago
9

How do I do this ? Urgent

Mathematics
2 answers:
monitta3 years ago
8 0

Answer:

a= 45 degrees

Step-by-step explanation:

all triangles if u add up their degrees equal 180

180-90=90 so the 2 angles together must equal 90

90/2=45

kakasveta [241]3 years ago
3 0
A 45 degrees because it is
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