des264
03.07.2019 •
Mathematics
There are 7 comedy dvds there are 4 more drama dvds than horror dvds there are 15 dvds on all
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Ответ:
There are 6 drama DVDs and 2 horror DVDs.
15 - 7 = 8
2 + 6 = 8
Ответ:
22.62
Step-by-step explanation:
Cos=12/13
12/13= 0.9231
Cos^-1(0.9231)=22.62