Answer:
A. DEF where and .
Step-by-step explanation:
At first we must keep in mind that two triangles are similar when they have same angle configuration, that is, each pair of angles is congruent. If ABC and DEF, then and . Hence, and .
In a nutshell, correct answer is A.
2,5 and 2,7 I believe
It should be 2,5 and 2,7
17>x>0
-9<-x+8<8 (equation)
-17<-x<0 (subtract 8 from all parts)
17>x>0 (multiply all by -1)