secretlove37 secretlove37

24-03-2020
Mathematics

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Which relationship of angle a is correct? A. Cos(a) = 3/5 B. Cos(a) = 4/3 C. Sin(a) = 3/5 D. Sin(a) = 4/3

Which relationship of angle a is correct A Cosa 35 B Cosa 43 C Sina 35 D Sina 43 class=

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testernew1 testernew1

24-03-2020

The correct answer is C.
Sin(a) = 3/5.

Use the law of similarity the big and small triangles, and then use the definition of sinus of the ankle.

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