A clerk has 4 different letters that need to go in 4 different envelopes. What is the probability that all 4 letters are put in
1 answer:
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Answer:
y = -3× - 1
Step-by-step explanation:
the explanation is in the picture, hope this helped!
Answer:
Slope of line 1 = 3
Slope of line 2 = 3
Slope of line 3 = -1/3
Line 1 and 2 are parallel
Line 1 and 3 are perpendicular
Line 2 and 3 are perpendicular
Step-by-step explanation:
Find the slope of each line by using this equation:
lines are parallel if they have the same slope and line are perpendicular in they have opposite reciprocal slopes. (-1/3 is the opposite reciprocal of 3).
Hope this helps!
Step-by-step explanation:
Yes, it is because the circumference is always times the amount of the radius.