Answer:
tanA = 
Step-by-step explanation:
tanA =
=
=
= 
Answer:
you will be able to do 3 and a half
Step-by-step explanation:
Answer:
468
Step-by-step explanation:
make a proportion:
13/20 = x/720
20x?=720
20x36=720
whatever you do to the bottom you do to the top
13x36=468
468/720 residents claim to recycle
Answer:

Step-by-step explanation:
our expression is

we are asked to simplify the expression
in order to that we first bring the like terms together
like terms are those having the same variable or same combination of variables with exactly same degrees
Hence it would be like

now we simplify the like terms



Hence

9 comes in the period of million and 13 in thousands period