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22-01-2021
Mathematics

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practice: triangle sum theorem on a piece of paper solve for the variable , then find the missing angles

can someone solve 1 2 and 3 for me please

practice triangle sum theorem on a piece of paper solve for the variable then find the missing angles can someone solve 1 2 and 3 for me please class=

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hailey145646 hailey145646

22-01-2021

1) x=-3. The missing angle is 71 degrees
2) x=45. The missing angles are 90 and 45 degrees.
3) x=40. The missing angles are 40 and 100 degrees

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