Tan(30deg) = n/rt(3)
1/rt(3) = n/rt(3)—> n=1
sin(30deg) = 1/m
1/2=1/m—> m=2
Thus m=2 ,n=1
You just need to do cross multiplication.
If 3 cartoons cost 4.77 then 8 cost...
8×4.77÷3=$12.72 done!
The average rate of change formula is 
(-2-5)/(6-(-1))=-1
Assuming that the telephone's number pad has the numbers 0<span>,1,2,3,4,5,6,7,8,9 the product will be </span><span>0</span>