Answer:
sec A = 5/4
Step-by-step explanation:
Sec of an angle is hypotenuse/adjacent side
In your problem, sec A = 25/20 = 5/4
It helps if you can draw a figure of the problem. Make sure you memorize the definition of each trig function
Answer:
B.the total charge before applying sales tax
Step-by-step explanation:
Answer:
Yes
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Answer:
$408
Step-by-step explanation:
15+19=34
34×12=408
Total cost of order $408