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20-09-2021
Mathematics

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ZA is a complement of ZB. The mZB = (4x – 10) and mZA = (x – 10).
Find mZA.

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8555cashio 8555cashio

20-09-2021

4x-10+x-10=90
5x-20=90
5x=110
x=22
So plug in 22 for x
22-10 =12
So measurement of ZA is 12

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