Answer:

Step-by-step explanation:
Given


--- angle in between
Required
The area of the plate
Since
is between
and 
The area is:




She originally had $320 in her savings. 48 times 100= 4,800. 4,800 divided by 15=320.
Answer:
149 ....
Step-by-step explanation:
It's 12 to the second power if not then it's 24
Answer:
$ 158.95
Step-by-step explanation:
Reduction = 25% of 199
= 0.25 * 199
= $ 49.75
Price of the tablet after reduction = 199 - 49.75 = $ 149.25
Sales tax = 6.5% of 149.25
= 0.065 * 149.25
= $ 9.70
Total price that he need to pay = 149.25 + 9.70
= $ 158.95