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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
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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-example-1
User Louis Ingenthron
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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
User Slothbear
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