Answer:
A is quadrilateral
b is concave
c unsure but i belive it is regular correct me if I'm wrong
Positive 38. This is a subtraction problem. You just need to find the difference between the two numbers.
Answer:
It could be B
Step-by-step explanation:
Answer:

Step-by-step explanation:
We know that:

And we want to find:

Remember that there is a trigonometric identity that relates the
function with the
function

Then if
this means that:

Finally:

20/100 = 0.20
0.20 * 9 = 1.8
9 - 1.8 = 7.2
The sale price of the DVD is $7.20.