alex5419
alex5419
12-03-2019
Mathematics
contestada
How would I solve questions 22 & 23?
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HardiShah
HardiShah
12-03-2019
In a parallelogram, adjacent angles make 180°
So in 22
11x + 11 + 70 = 180
11x = 99
x = 9
In 23
12x + 10 + 50 = 180
12x = 120
x = 10
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