23-02-2022
Mathematics

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17. What is the measure, in degrees, of angle x?

17 What is the measure in degrees of angle x class=

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NameDoesntMatter NameDoesntMatter

23-02-2022

Let ,

130° + y = 180° — ( i )

x + 107° + y = 180° — ( ii )

now ( i )

130° + y = 180°

y = 180° - 130°

y = 50°

now substituting value of y in equation ( i )

[tex]x + 107 + y = 180 \\ x + 107 + 50 = 180 \\ x + 157 = 180 \\ x = 180 - 157 \\ [/tex]

x = 23°

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