Answer :

Answer:

D

Step-by-step explanation:

they all should equal 180

d does not

vicky275

Answer:

D

Step-by-step explanation:

A. 5+75+100=180

B. 10+80+90=180

C. 20+60+100=180

D. 45+45+45=135

E. 50+50+50=180

The interior angle measures of a triangle are 180°

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