Si a y B son complementarios y además 16Senα = Secβ, calcula el valor de E = Csc - √15 Cotβ

there are 70 more legs than eyes at the dog show (196 – 126 = 70). dogs have two more legs than eyes, and humans have the same number of legs as eyes. thus 70 is twice the number of dogs at the show, so the number of dogs is half of 70, which is 35. to get the number of humans, subtract 35 from 63: 63 – 35 = 28.

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i think the answer is d im not sure

yes

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they have to be opposite and reciprocal of eachother.

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sorry i just needed points for a quiz plz for give me