swatikhaitan1980 swatikhaitan1980

28-12-2021
Mathematics

contestada

two angles of a triangle are 5x+20 and 2x+30 find the third angles

Respuesta :

jaseelk92 jaseelk92

28-12-2021

Answer:

Third angle is [tex]130-7x[/tex]

Step-by-step explanation:

We have sum of angles is [tex]180^{0}[/tex]

Let the third angle be [tex]y[/tex]

Hence

[tex]5x+20+2x+30+y=180\\\\y=130-7x[/tex]

Third angle is [tex]130-7x[/tex]

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