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Sophie [7]
3 years ago
12

Find the measurement of the angle labeled X

Mathematics
1 answer:
Vedmedyk [2.9K]3 years ago
6 0

Answer:

b.

42+x+90+8=180° linear pair

x=180-140=40°

<em>x=40°</em>

c.

10+x+90+3x=180 linear pair

4x=180-100

x=80/4=20

<em><u>x=20</u></em>°

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