04-10-2016
Mathematics

Answered

I just need A,B,C I do t get it

I just need A,B,C I do t get it class=

Verified Answer :

Anonymous Anonymous

04-10-2016

r-4+3r-16=180
4r-20=180
4r=200
r=50

Angle D
r-4
50-4
46

Angle E
3r-16
3•50-16
150-16
134

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