iskimberpicas85 iskimberpicas85

06-04-2020
Mathematics

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Find the value of z in the figure below.
.

Find the value of z in the figure below class=

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instaoceanclash instaoceanclash

06-04-2020

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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