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Marta_Voda [28]
3 years ago
5

Find the value of z in the figure below..​

Mathematics
1 answer:
zzz [600]3 years ago
3 0

answer

z = 100

opposite angles

when inscribed in a circle, the opposite angles of a quadrilateral add up to 180

so z + 80 = 180 and y + 120 = 180

solve for z

z + 80 = 180

z = 180 - 80

z = 100

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