Respuesta :

Barry1609
S = U
360 - ( 110+ 100+ 100)= 50
mark me brainliest if i right, ty :))
calculista
the answer is the option D) 50°

in the triangle RST
we have
angle R/2=110/2------> 55
angle S=100
angle T/2=180-(55+100)--------> 180-155-----> 25
angle T/2=25----------> angle T=25*2-------> angle T=50

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