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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
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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

User Hagelin
by
8.1k points

1 Answer

5 votes
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
User Phillip Trelford
by
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