It says if (3,-4) is a point in the terminal side of the angle 0 which one of the following statements is not true A sin 0= -4/5
B cos 0=3/5
C tan 0=-4/3
D sec 0=5/-4

How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion

Find the axis symmetry of x y=4x-6x+3

The perimeter of ? cde is 55 cm. a rhombus dmfn is inscribed in this triangle so that vertices m, f, and n lie on the sides cd , ce , and de respectively. find cd and de if cf=8 cm and ef=12 cm. the answer is not cd=20 and de=15. i have tried that one, it does not work.