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12-01-2021
Mathematics

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I need help with 6,7,8 please

I need help with 678 please class=

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oyelekeoluwasayo oyelekeoluwasayo

12-01-2021

Answer:

6) 40°

7) 65°

8) 65°

Step-by-step explanation:

6) Total angle in a triangle is 180

180-70-70 = 40

7) y + 55 + 60 = 180

y = 65

8) 50 + n + n = 180

50 + 2n = 180

2n = 180 - 50

2n = 130

n = 130/2 = 65

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