Answer properly or i will report and block you.
162 = 182 + 192 – 2(18)(19)cos(z)
...
Mathematics, 19.01.2020 22:31 gabrielledismang
Answer properly or i will report and block you.
162 = 182 + 192 – 2(18)(19)cos(z)
256 = 324 + 361 – (684)cos(z)
256 = 685 – (684)cos(z)
–429 = –(684)cos(z)
to the nearest whole degree, the measure of z is
degrees.
Answers: 3
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