<1=<2
<3+(<1 or <2)=180
6x+y-4=x-9y+1
5x+10y=5
12x-9y=177
Solve for x and y
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Answer: it should be the last one !!!
Step-by-step explanation:
Answer:
6/7
Step-by-step explanation:
apple the rule 

Answer:
26.8 pi or approx. 84.19
Step-by-step explanation:
Circumference can be found by multiplying the diameter by pi. The diameter is twice the radius, which in this case is 13.4, so it's 13.4 * 2 = 26.8.
Multiply by pi, and you've got your answer!