elias5284
05.07.2019 •
Mathematics
The class decided to purchase t-shirts from an online company that charges $11.95 and a shipping and handling fee of $6.95. the bill was $174.25. how many t-shirts did the class order?
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Ответ:
167.3=11.95x --subtract 6.95 from both sides
14=x --divide both sides by 11.95
the class ordered 14 tshirts
Ответ:
sin(x) is equal to opposite over hypotenuse, so you can set it up as
sin(20) = 10/x
x = 10/sin(20)
x = 29.2 cm
Step-by-step explanation: