Question

evaluate sin 65 / cos 25​

Answer 1

Answer:

Draw graphs of 3x=4y+32 and 3x+4y=16. find the coordinates of the vertices of the triangle formed by lines with y+2=0. find the perimeter of the triangle

Answer 2

Answer:

sin(90-Ф)=cosФ

sin(90-65)=cos 25

so, sin65/cos25

=cos 25/cos25

=1

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