[tex]All \: sides \: are \: equal \: to \\ triangle \: so \: other \: angle \\ will \: be \: 40°[/tex]
[tex]So \: to \: find \: value \: of \: x \\ \\ let \: value \: of \: x \: will \: be \: \\ \\ x + 40° + 40° = 90° \\ \\ x + 80° = 90° \\ \\ x =9 0° - 80° \\ \\ x = 10°[/tex]
Answers & Comments
Answer:
40 because the triangle is a equivalent triangle
Verified answer
[tex]All \: sides \: are \: equal \: to \\ triangle \: so \: other \: angle \\ will \: be \: 40°[/tex]
[tex]So \: to \: find \: value \: of \: x \\ \\ let \: value \: of \: x \: will \: be \: \\ \\ x + 40° + 40° = 90° \\ \\ x + 80° = 90° \\ \\ x =9 0° - 80° \\ \\ x = 10°[/tex]