3 years ago

Yo I need help with this please send help, SOS

1 answer:

8 0

Yoo
180=interior angle of triangle so

angle TRS IS 180-9X as it is (angles on a straight line)
then angle RTS=5x
and angle TSR=9+x

180=180-9x+5x+9+x
180=-3x+189
180-189=-3x
-9=-3x
x=-9/-3
x=3

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