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Nata [24]
3 years ago
10

Can someone help me please I don't understand this ​

Mathematics
1 answer:
notka56 [123]3 years ago
8 0

Answer:

Step-by-step explanation:

For 2.

a and b both equal to 90

180 - 138 = 42

c = 42

42 + 90 = 132           180 - 132 = 48

d = 48

e = 132

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