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рдкреНрд░рд╢реНрди
If `tan theta = 24/7`, find that sin ЁЭЬГ + cos ЁЭЬГ
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рдЙрддреНрддрд░
Let x − 1 be the hypotenuse By applying Pythagoras theorem we get
ЁЭР┤ЁЭР╢2 = ЁЭР┤ЁЭР╡2 + ЁЭР╡ЁЭР╢2
ЁЭСе2 = (24)2 + (7)2
ЁЭСе2 = 576 + 49 = 62.5
x = 25
`sin theta = (AB)/(AC) = 24/25`
`cos theta = (BC)/(AC) = 7/25`
`sin theta + cos theta = 24/25 + 7/25`
`= 31/25`
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