Sandvichguy6 Sandvichguy6

26-10-2017
Mathematics

contestada

in triangle RST, m∠R=(2x+10), m∠S=(2x+25), m∠T=(x-5)

what is the value of x

A. 30
B. 28
C. 26
D. 32

Respuesta :

HannahDusza HannahDusza

26-10-2017

Every triangle has a total of 180 degrees so when you plug in the answer for x all angles should add up to 180
70+85+25=180 which means A.30 is the correct answer
(2(30)+10)+(2(30)+25)+(30-5)= 180

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