The lifeguards at the beach post information of surfers by placing 3 flags, one above the other, on a flag pole. if there are 7 different flags available, how many possible signals can be flown?

 210

Step-by-step explanation:

1st Flag    and     2nd Flag      and      3rd Flag

7 choices   x      6 choices        x       5 choices      =    210

Using the formula:

the answer is (-8,-5)

step-by-step explanation:

the endpoint to midpoint is half the length. the length is (-2,-1) so when you are at the midpoint just add it to it to find your answer -6+(-2)= -8 and -4+(-1)=-5 so (-8,-5)

answer: b

step-by-step explanation: