PearlJam819
05.03.2021 •
Mathematics
The area of the rectangle is 5x^2 + 17x + 6, find the length and width (the factors) then determine the perimeter of the rectangle SOMEONE HELP PLS IM SO CONFUSED
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Ответ:
70.3km
Step-by-step explanation:
When the bearings are visualized and the points connected as a triangle, The angle x would be the difference of the both bearings from x
i.e 117-41 = 76
Using cosine rule,
YZ²= 43² + 67² - 2 x 43 x 67
cos76
YZ= √4944
= 70.3