David roller skates with a constant speed of 12kmh how far can he travel in 3 hours
2 answers:
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Answer:
Next time show a picture
Step-by-step explanation:
But! A way you could solve this is to look at the opposite angle of 1 and see what the number is. The number opposite of 1 is always equal to 1. You could also see if there is a number next to 1. The number next to 1 +1= 180 degrees. Good luck!
Answer:
it must always have one of the sign