4 years ago

Need help with finding the x!!!

1 answer:

8 0

Angle QRT is supplementary to angle SRT, so they add up to 180, so angle SRT's measure is 180-9x

From there you can add up all three angles inside the triangle and set them equal to 180

so $(180-9x) +$ $(9+x)+5x=180$

Combine like terms and solve for x ⇒ x=3

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3 years ago

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