2 years ago

Find the value of z.

Mathematics

1 answer:

Irina-Kira [14]2 years ago

4 0

Answer:

x + z = 180

x = 180 - z

y + z +10 = 180

y = 170 - z

w + z - 13 = 180

w = 193 - z

x + y + w = 180⁰

180 - z + 170 - z + 193 - z = 180

-3z = -363

z = 121⁰

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