KylaChanel4756
19.03.2021 •
Mathematics
H
a) Use your calculator to work out 18^2 - 7.9
46 - 1.8^3
Write down all the figures on your calculator display.
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Ответ:
I suggest PHOTO MATH app for that question download mo po:)
Ответ:
sin(angle) = opposite leg/ hypotenuse
sin(68) = 14/AC
AC = 14/sin(68)
Change to multiplication:
AC = 14 x cosec(68)
The answer is the second choice